20806577712

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{126857}}^1$

素因数の和:126955

約数の個数: 120

約数和(自身を含む): 62575499376

約数和(自身を除く): 41768921664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 67, 68, 72, 102, 134, 136, 144, 153, 201, 204, 268, 272, 306, 402, 408, 536, 603, 612, 804, 816, 1072, 1139, 1206, 1224, 1608, 2278, 2412, 2448, 3216, 3417, 4556, 4824, 6834, 9112, 9648, 10251, 13668, 18224, 20502, 27336, 41004, 54672, 82008, 126857, 164016, 253714, 380571, 507428, 761142, 1014856, 1141713, 1522284, 2029712, 2156569, 2283426, 3044568, 4313138, 4566852, 6089136, 6469707, 8499419, 8626276, 9133704, 12939414, 16998838, 17252552, 18267408, 19409121, 25498257, 25878828, 33997676, 34505104, 38818242, 50996514, 51757656, 67995352, 76494771, 77636484, 101993028, 103515312, 135990704, 144490123, 152989542, 155272968, 203986056, 288980246, 305979084, 310545936, 407972112, 433470369, 577960492, 611958168, 866940738, 1155920984, 1223916336, 1300411107, 1733881476, 2311841968, 2600822214, 3467762952, 5201644428, 6935525904, 10403288856, 20806577712]

約数ペア:

[(1, 20806577712), (2, 10403288856), (3, 6935525904), (4, 5201644428), (6, 3467762952), (8, 2600822214), (9, 2311841968), (12, 1733881476), (16, 1300411107), (17, 1223916336), (18, 1155920984), (24, 866940738), (34, 611958168), (36, 577960492), (48, 433470369), (51, 407972112), (67, 310545936), (68, 305979084), (72, 288980246), (102, 203986056), (134, 155272968), (136, 152989542), (144, 144490123), (153, 135990704), (201, 103515312), (204, 101993028), (268, 77636484), (272, 76494771), (306, 67995352), (402, 51757656), (408, 50996514), (536, 38818242), (603, 34505104), (612, 33997676), (804, 25878828), (816, 25498257), (1072, 19409121), (1139, 18267408), (1206, 17252552), (1224, 16998838), (1608, 12939414), (2278, 9133704), (2412, 8626276), (2448, 8499419), (3216, 6469707), (3417, 6089136), (4556, 4566852), (4824, 4313138), (6834, 3044568), (9112, 2283426), (9648, 2156569), (10251, 2029712), (13668, 1522284), (18224, 1141713), (20502, 1014856), (27336, 761142), (41004, 507428), (54672, 380571), (82008, 253714), (126857, 164016)]