18967564

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61583}}^1$

素因数の和:61605

約数の個数: 24

約数和(自身を含む): 41384448

約数和(自身を除く): 22416884

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 61583, 123166, 246332, 431081, 677413, 862162, 1354826, 1724324, 2709652, 4741891, 9483782, 18967564]

約数ペア:

[(1, 18967564), (2, 9483782), (4, 4741891), (7, 2709652), (11, 1724324), (14, 1354826), (22, 862162), (28, 677413), (44, 431081), (77, 246332), (154, 123166), (308, 61583)]