20180675710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{604031}}^1$

素因数の和:604308

約数の個数: 32

約数和(自身を含む): 39271744512

約数和(自身を除く): 19091068802

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 1285, 2570, 3341, 6682, 16705, 33410, 604031, 1208062, 3020155, 6040310, 7852403, 15704806, 39262015, 78524030, 155235967, 310471934, 776179835, 1552359670, 2018067571, 4036135142, 10090337855, 20180675710]

約数ペア:

[(1, 20180675710), (2, 10090337855), (5, 4036135142), (10, 2018067571), (13, 1552359670), (26, 776179835), (65, 310471934), (130, 155235967), (257, 78524030), (514, 39262015), (1285, 15704806), (2570, 7852403), (3341, 6040310), (6682, 3020155), (16705, 1208062), (33410, 604031)]