20736814

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 15758546

約数列:

[1, 2, 7, 14, 107, 109, 127, 214, 218, 254, 749, 763, 889, 1498, 1526, 1778, 11663, 13589, 13843, 23326, 27178, 27686, 81641, 95123, 96901, 163282, 190246, 193802, 1481201, 2962402, 10368407, 20736814]

約数ペア:

[(1, 20736814), (2, 10368407), (7, 2962402), (14, 1481201), (107, 193802), (109, 190246), (127, 163282), (214, 96901), (218, 95123), (254, 81641), (749, 27686), (763, 27178), (889, 23326), (1498, 13843), (1526, 13589), (1778, 11663)]