20740776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{123457}}^1$

素因数の和:123473

約数の個数: 32

約数和(自身を含む): 59259840

約数和(自身を除く): 38519064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 123457, 246914, 370371, 493828, 740742, 864199, 987656, 1481484, 1728398, 2592597, 2962968, 3456796, 5185194, 6913592, 10370388, 20740776]

約数ペア:

[(1, 20740776), (2, 10370388), (3, 6913592), (4, 5185194), (6, 3456796), (7, 2962968), (8, 2592597), (12, 1728398), (14, 1481484), (21, 987656), (24, 864199), (28, 740742), (42, 493828), (56, 370371), (84, 246914), (168, 123457)]