20199242648

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1231}}^1\times {\mathrm{9281}}^1$

素因数の和:10548

約数の個数: 64

約数和(自身を含む): 43225902720

約数和(自身を除く): 23026660072

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1231, 1768, 2462, 4924, 9281, 9848, 16003, 18562, 20927, 32006, 37124, 41854, 64012, 74248, 83708, 120653, 128024, 157777, 167416, 241306, 272051, 315554, 482612, 544102, 631108, 965224, 1088204, 1262216, 2051101, 2176408, 4102202, 8204404, 11424911, 16408808, 22849822, 45699644, 91399288, 148523843, 194223487, 297047686, 388446974, 594095372, 776893948, 1188190744, 1553787896, 2524905331, 5049810662, 10099621324, 20199242648]

約数ペア:

[(1, 20199242648), (2, 10099621324), (4, 5049810662), (8, 2524905331), (13, 1553787896), (17, 1188190744), (26, 776893948), (34, 594095372), (52, 388446974), (68, 297047686), (104, 194223487), (136, 148523843), (221, 91399288), (442, 45699644), (884, 22849822), (1231, 16408808), (1768, 11424911), (2462, 8204404), (4924, 4102202), (9281, 2176408), (9848, 2051101), (16003, 1262216), (18562, 1088204), (20927, 965224), (32006, 631108), (37124, 544102), (41854, 482612), (64012, 315554), (74248, 272051), (83708, 241306), (120653, 167416), (128024, 157777)]