18479136

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:123

約数の個数: 144

約数和(自身を含む): 56445984

約数和(自身を除く): 37966848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 67, 68, 78, 96, 102, 104, 134, 136, 156, 169, 201, 204, 208, 221, 268, 272, 312, 338, 402, 408, 416, 442, 507, 536, 544, 624, 663, 676, 804, 816, 871, 884, 1014, 1072, 1139, 1248, 1326, 1352, 1608, 1632, 1742, 1768, 2028, 2144, 2278, 2613, 2652, 2704, 2873, 3216, 3417, 3484, 3536, 4056, 4556, 5226, 5304, 5408, 5746, 6432, 6834, 6968, 7072, 8112, 8619, 9112, 10452, 10608, 11323, 11492, 13668, 13936, 14807, 16224, 17238, 18224, 20904, 21216, 22646, 22984, 27336, 27872, 29614, 33969, 34476, 36448, 41808, 44421, 45292, 45968, 54672, 59228, 67938, 68952, 83616, 88842, 90584, 91936, 109344, 118456, 135876, 137904, 177684, 181168, 192491, 236912, 271752, 275808, 355368, 362336, 384982, 473824, 543504, 577473, 710736, 769964, 1087008, 1154946, 1421472, 1539928, 2309892, 3079856, 4619784, 6159712, 9239568, 18479136]

約数ペア:

[(1, 18479136), (2, 9239568), (3, 6159712), (4, 4619784), (6, 3079856), (8, 2309892), (12, 1539928), (13, 1421472), (16, 1154946), (17, 1087008), (24, 769964), (26, 710736), (32, 577473), (34, 543504), (39, 473824), (48, 384982), (51, 362336), (52, 355368), (67, 275808), (68, 271752), (78, 236912), (96, 192491), (102, 181168), (104, 177684), (134, 137904), (136, 135876), (156, 118456), (169, 109344), (201, 91936), (204, 90584), (208, 88842), (221, 83616), (268, 68952), (272, 67938), (312, 59228), (338, 54672), (402, 45968), (408, 45292), (416, 44421), (442, 41808), (507, 36448), (536, 34476), (544, 33969), (624, 29614), (663, 27872), (676, 27336), (804, 22984), (816, 22646), (871, 21216), (884, 20904), (1014, 18224), (1072, 17238), (1139, 16224), (1248, 14807), (1326, 13936), (1352, 13668), (1608, 11492), (1632, 11323), (1742, 10608), (1768, 10452), (2028, 9112), (2144, 8619), (2278, 8112), (2613, 7072), (2652, 6968), (2704, 6834), (2873, 6432), (3216, 5746), (3417, 5408), (3484, 5304), (3536, 5226), (4056, 4556)]