20147530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154981}}^1$

素因数の和:155001

約数の個数: 16

約数和(自身を含む): 39055464

約数和(自身を除く): 18907934

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154981, 309962, 774905, 1549810, 2014753, 4029506, 10073765, 20147530]

約数ペア:

[(1, 20147530), (2, 10073765), (5, 4029506), (10, 2014753), (13, 1549810), (26, 774905), (65, 309962), (130, 154981)]