20218184934

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^2\times {\mathrm{997}}^1\times {\mathrm{3517}}^1$

素因数の和:4581

約数の個数: 48

約数和(自身を含む): 41836647024

約数和(自身を除く): 21618462090

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 961, 997, 1922, 1994, 2883, 2991, 3517, 5766, 5982, 7034, 10551, 21102, 30907, 61814, 92721, 109027, 185442, 218054, 327081, 654162, 958117, 1916234, 2874351, 3379837, 3506449, 5748702, 6759674, 7012898, 10139511, 10519347, 20279022, 21038694, 108699919, 217399838, 326099757, 652199514, 3369697489, 6739394978, 10109092467, 20218184934]

約数ペア:

[(1, 20218184934), (2, 10109092467), (3, 6739394978), (6, 3369697489), (31, 652199514), (62, 326099757), (93, 217399838), (186, 108699919), (961, 21038694), (997, 20279022), (1922, 10519347), (1994, 10139511), (2883, 7012898), (2991, 6759674), (3517, 5748702), (5766, 3506449), (5982, 3379837), (7034, 2874351), (10551, 1916234), (21102, 958117), (30907, 654162), (61814, 327081), (92721, 218054), (109027, 185442)]