20178038764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1583}}^1\times {\mathrm{245129}}^1$

素因数の和:246729

約数の個数: 24

約数和(自身を含む): 38052020160

約数和(自身を除く): 17873981396

約数列:

[1, 2, 4, 13, 26, 52, 1583, 3166, 6332, 20579, 41158, 82316, 245129, 490258, 980516, 3186677, 6373354, 12746708, 388039207, 776078414, 1552156828, 5044509691, 10089019382, 20178038764]

約数ペア:

[(1, 20178038764), (2, 10089019382), (4, 5044509691), (13, 1552156828), (26, 776078414), (52, 388039207), (1583, 12746708), (3166, 6373354), (6332, 3186677), (20579, 980516), (41158, 490258), (82316, 245129)]