16451988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 47755008

約数和(自身を除く): 31303020

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 41, 42, 51, 68, 82, 84, 102, 119, 123, 164, 204, 238, 246, 281, 287, 357, 476, 492, 562, 574, 697, 714, 843, 861, 1124, 1148, 1394, 1428, 1686, 1722, 1967, 2091, 2788, 3372, 3444, 3934, 4182, 4777, 4879, 5901, 7868, 8364, 9554, 9758, 11521, 11802, 14331, 14637, 19108, 19516, 23042, 23604, 28662, 29274, 33439, 34563, 46084, 57324, 58548, 66878, 69126, 80647, 100317, 133756, 138252, 161294, 195857, 200634, 241941, 322588, 391714, 401268, 483882, 587571, 783428, 967764, 1175142, 1370999, 2350284, 2741998, 4112997, 5483996, 8225994, 16451988]

約数ペア:

[(1, 16451988), (2, 8225994), (3, 5483996), (4, 4112997), (6, 2741998), (7, 2350284), (12, 1370999), (14, 1175142), (17, 967764), (21, 783428), (28, 587571), (34, 483882), (41, 401268), (42, 391714), (51, 322588), (68, 241941), (82, 200634), (84, 195857), (102, 161294), (119, 138252), (123, 133756), (164, 100317), (204, 80647), (238, 69126), (246, 66878), (281, 58548), (287, 57324), (357, 46084), (476, 34563), (492, 33439), (562, 29274), (574, 28662), (697, 23604), (714, 23042), (843, 19516), (861, 19108), (1124, 14637), (1148, 14331), (1394, 11802), (1428, 11521), (1686, 9758), (1722, 9554), (1967, 8364), (2091, 7868), (2788, 5901), (3372, 4879), (3444, 4777), (3934, 4182)]