20108011

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2311}}^1$

素因数の和:2442

約数の個数: 16

約数和(自身を含む): 25302528

約数和(自身を除く): 5194517

約数列:

[1, 7, 11, 77, 113, 791, 1243, 2311, 8701, 16177, 25421, 177947, 261143, 1828001, 2872573, 20108011]

約数ペア:

[(1, 20108011), (7, 2872573), (11, 1828001), (77, 261143), (113, 177947), (791, 25421), (1243, 16177), (2311, 8701)]