20860242

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{267439}}^1$

素因数の和:267457

約数の個数: 16

約数和(自身を含む): 44929920

約数和(自身を除く): 24069678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 267439, 534878, 802317, 1604634, 3476707, 6953414, 10430121, 20860242]

約数ペア:

[(1, 20860242), (2, 10430121), (3, 6953414), (6, 3476707), (13, 1604634), (26, 802317), (39, 534878), (78, 267439)]