18943848

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:117

約数の個数: 256

約数和(自身を含む): 70502400

約数和(自身を除く): 51558552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 17, 18, 21, 22, 24, 27, 28, 33, 34, 36, 42, 44, 51, 54, 56, 63, 66, 67, 68, 72, 77, 84, 88, 99, 102, 108, 119, 126, 132, 134, 136, 153, 154, 168, 187, 189, 198, 201, 204, 216, 231, 238, 252, 264, 268, 297, 306, 308, 357, 374, 378, 396, 402, 408, 459, 462, 469, 476, 504, 536, 561, 594, 603, 612, 616, 693, 714, 737, 748, 756, 792, 804, 918, 924, 938, 952, 1071, 1122, 1139, 1188, 1206, 1224, 1309, 1386, 1407, 1428, 1474, 1496, 1512, 1608, 1683, 1809, 1836, 1848, 1876, 2079, 2142, 2211, 2244, 2278, 2376, 2412, 2618, 2772, 2814, 2856, 2948, 3213, 3366, 3417, 3618, 3672, 3752, 3927, 4158, 4221, 4284, 4422, 4488, 4556, 4824, 5049, 5159, 5236, 5544, 5628, 5896, 6426, 6633, 6732, 6834, 7236, 7854, 7973, 8316, 8442, 8568, 8844, 9112, 10098, 10251, 10318, 10472, 11256, 11781, 12529, 12663, 12852, 13266, 13464, 13668, 14472, 15477, 15708, 15946, 16632, 16884, 17688, 19899, 20196, 20502, 20636, 23562, 23919, 25058, 25326, 25704, 26532, 27336, 30753, 30954, 31416, 31892, 33768, 35343, 37587, 39798, 40392, 41004, 41272, 46431, 47124, 47838, 50116, 50652, 53064, 61506, 61908, 63784, 70686, 71757, 75174, 79596, 82008, 87703, 92862, 94248, 95676, 100232, 101304, 112761, 123012, 123816, 139293, 141372, 143514, 150348, 159192, 175406, 185724, 191352, 215271, 225522, 246024, 263109, 278586, 282744, 287028, 300696, 338283, 350812, 371448, 430542, 451044, 526218, 557172, 574056, 676566, 701624, 789327, 861084, 902088, 1052436, 1114344, 1353132, 1578654, 1722168, 2104872, 2367981, 2706264, 3157308, 4735962, 6314616, 9471924, 18943848]

約数ペア:

[(1, 18943848), (2, 9471924), (3, 6314616), (4, 4735962), (6, 3157308), (7, 2706264), (8, 2367981), (9, 2104872), (11, 1722168), (12, 1578654), (14, 1353132), (17, 1114344), (18, 1052436), (21, 902088), (22, 861084), (24, 789327), (27, 701624), (28, 676566), (33, 574056), (34, 557172), (36, 526218), (42, 451044), (44, 430542), (51, 371448), (54, 350812), (56, 338283), (63, 300696), (66, 287028), (67, 282744), (68, 278586), (72, 263109), (77, 246024), (84, 225522), (88, 215271), (99, 191352), (102, 185724), (108, 175406), (119, 159192), (126, 150348), (132, 143514), (134, 141372), (136, 139293), (153, 123816), (154, 123012), (168, 112761), (187, 101304), (189, 100232), (198, 95676), (201, 94248), (204, 92862), (216, 87703), (231, 82008), (238, 79596), (252, 75174), (264, 71757), (268, 70686), (297, 63784), (306, 61908), (308, 61506), (357, 53064), (374, 50652), (378, 50116), (396, 47838), (402, 47124), (408, 46431), (459, 41272), (462, 41004), (469, 40392), (476, 39798), (504, 37587), (536, 35343), (561, 33768), (594, 31892), (603, 31416), (612, 30954), (616, 30753), (693, 27336), (714, 26532), (737, 25704), (748, 25326), (756, 25058), (792, 23919), (804, 23562), (918, 20636), (924, 20502), (938, 20196), (952, 19899), (1071, 17688), (1122, 16884), (1139, 16632), (1188, 15946), (1206, 15708), (1224, 15477), (1309, 14472), (1386, 13668), (1407, 13464), (1428, 13266), (1474, 12852), (1496, 12663), (1512, 12529), (1608, 11781), (1683, 11256), (1809, 10472), (1836, 10318), (1848, 10251), (1876, 10098), (2079, 9112), (2142, 8844), (2211, 8568), (2244, 8442), (2278, 8316), (2376, 7973), (2412, 7854), (2618, 7236), (2772, 6834), (2814, 6732), (2856, 6633), (2948, 6426), (3213, 5896), (3366, 5628), (3417, 5544), (3618, 5236), (3672, 5159), (3752, 5049), (3927, 4824), (4158, 4556), (4221, 4488), (4284, 4422)]