20175779312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3344791}}^1$

素因数の和:3344841

約数の個数: 40

約数和(自身を含む): 43549191840

約数和(自身を除く): 23373412528

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 3016, 6032, 3344791, 6689582, 13379164, 26758328, 43482283, 53516656, 86964566, 96998939, 173929132, 193997878, 347858264, 387995756, 695716528, 775991512, 1260986207, 1551983024, 2521972414, 5043944828, 10087889656, 20175779312]

約数ペア:

[(1, 20175779312), (2, 10087889656), (4, 5043944828), (8, 2521972414), (13, 1551983024), (16, 1260986207), (26, 775991512), (29, 695716528), (52, 387995756), (58, 347858264), (104, 193997878), (116, 173929132), (208, 96998939), (232, 86964566), (377, 53516656), (464, 43482283), (754, 26758328), (1508, 13379164), (3016, 6689582), (6032, 3344791)]