20218072578

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1\times {\mathrm{10937}}^1$

素因数の和:11747

約数の個数: 64

約数和(自身を含む): 45368373888

約数和(自身を除く): 25150301310

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 757, 814, 1221, 1514, 2271, 2442, 4542, 8327, 10937, 16654, 21874, 24981, 28009, 32811, 49962, 56018, 65622, 84027, 120307, 168054, 240614, 308099, 360921, 404669, 616198, 721842, 809338, 924297, 1214007, 1848594, 2428014, 4451359, 8279309, 8902718, 13354077, 16558618, 24837927, 26708154, 49675854, 91072399, 182144798, 273217197, 306334433, 546434394, 612668866, 919003299, 1838006598, 3369678763, 6739357526, 10109036289, 20218072578]

約数ペア:

[(1, 20218072578), (2, 10109036289), (3, 6739357526), (6, 3369678763), (11, 1838006598), (22, 919003299), (33, 612668866), (37, 546434394), (66, 306334433), (74, 273217197), (111, 182144798), (222, 91072399), (407, 49675854), (757, 26708154), (814, 24837927), (1221, 16558618), (1514, 13354077), (2271, 8902718), (2442, 8279309), (4542, 4451359), (8327, 2428014), (10937, 1848594), (16654, 1214007), (21874, 924297), (24981, 809338), (28009, 721842), (32811, 616198), (49962, 404669), (56018, 360921), (65622, 308099), (84027, 240614), (120307, 168054)]