20487038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71633}}^1$

素因数の和:71659

約数の個数: 16

約数和(自身を含む): 36103536

約数和(自身を除く): 15616498

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 71633, 143266, 787963, 931229, 1575926, 1862458, 10243519, 20487038]

約数ペア:

[(1, 20487038), (2, 10243519), (11, 1862458), (13, 1575926), (22, 931229), (26, 787963), (143, 143266), (286, 71633)]