20787214

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 36729792

約数和(自身を除く): 15942578

約数列:

[1, 2, 7, 14, 61, 101, 122, 202, 241, 427, 482, 707, 854, 1414, 1687, 3374, 6161, 12322, 14701, 24341, 29402, 43127, 48682, 86254, 102907, 170387, 205814, 340774, 1484801, 2969602, 10393607, 20787214]

約数ペア:

[(1, 20787214), (2, 10393607), (7, 2969602), (14, 1484801), (61, 340774), (101, 205814), (122, 170387), (202, 102907), (241, 86254), (427, 48682), (482, 43127), (707, 29402), (854, 24341), (1414, 14701), (1687, 12322), (3374, 6161)]