18481001

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{617}}^1$

素因数の和:1024

約数の個数: 16

約数和(自身を含む): 23137920

約数和(自身を除く): 4656919

約数列:

[1, 7, 11, 77, 389, 617, 2723, 4279, 4319, 6787, 29953, 47509, 240013, 1680091, 2640143, 18481001]

約数ペア:

[(1, 18481001), (7, 2640143), (11, 1680091), (77, 240013), (389, 47509), (617, 29953), (2723, 6787), (4279, 4319)]