20995161341

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7369309}}^1$

素因数の和:7369364

約数の個数: 16

約数和(自身を含む): 26883242880

約数和(自身を除く): 5888081539

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 7369309, 51585163, 81062399, 272664433, 567436793, 1908651031, 2999308763, 20995161341]

約数ペア:

[(1, 20995161341), (7, 2999308763), (11, 1908651031), (37, 567436793), (77, 272664433), (259, 81062399), (407, 51585163), (2849, 7369309)]