20798736

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:301

約数の個数: 120

約数和(自身を含む): 64460160

約数和(自身を除く): 43661424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 49, 56, 74, 84, 98, 111, 112, 147, 148, 168, 196, 222, 239, 259, 294, 296, 336, 392, 444, 478, 518, 588, 592, 717, 777, 784, 888, 956, 1036, 1176, 1434, 1554, 1673, 1776, 1813, 1912, 2072, 2352, 2868, 3108, 3346, 3626, 3824, 4144, 5019, 5439, 5736, 6216, 6692, 7252, 8843, 10038, 10878, 11472, 11711, 12432, 13384, 14504, 17686, 20076, 21756, 23422, 26529, 26768, 29008, 35133, 35372, 40152, 43512, 46844, 53058, 61901, 70266, 70744, 80304, 87024, 93688, 106116, 123802, 140532, 141488, 185703, 187376, 212232, 247604, 281064, 371406, 424464, 433307, 495208, 562128, 742812, 866614, 990416, 1299921, 1485624, 1733228, 2599842, 2971248, 3466456, 5199684, 6932912, 10399368, 20798736]

約数ペア:

[(1, 20798736), (2, 10399368), (3, 6932912), (4, 5199684), (6, 3466456), (7, 2971248), (8, 2599842), (12, 1733228), (14, 1485624), (16, 1299921), (21, 990416), (24, 866614), (28, 742812), (37, 562128), (42, 495208), (48, 433307), (49, 424464), (56, 371406), (74, 281064), (84, 247604), (98, 212232), (111, 187376), (112, 185703), (147, 141488), (148, 140532), (168, 123802), (196, 106116), (222, 93688), (239, 87024), (259, 80304), (294, 70744), (296, 70266), (336, 61901), (392, 53058), (444, 46844), (478, 43512), (518, 40152), (588, 35372), (592, 35133), (717, 29008), (777, 26768), (784, 26529), (888, 23422), (956, 21756), (1036, 20076), (1176, 17686), (1434, 14504), (1554, 13384), (1673, 12432), (1776, 11711), (1813, 11472), (1912, 10878), (2072, 10038), (2352, 8843), (2868, 7252), (3108, 6692), (3346, 6216), (3626, 5736), (3824, 5439), (4144, 5019)]