19445686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15913}}^1$

素因数の和:15975

約数の個数: 16

約数和(自身を含む): 32082624

約数和(自身を除く): 12636938

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 15913, 31826, 206869, 413738, 747911, 1495822, 9722843, 19445686]

約数ペア:

[(1, 19445686), (2, 9722843), (13, 1495822), (26, 747911), (47, 413738), (94, 206869), (611, 31826), (1222, 15913)]