20487092

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6269}}^1$

素因数の和:6335

約数の個数: 24

約数和(自身を含む): 38623200

約数和(自身を除く): 18136108

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 6269, 12538, 25076, 119111, 238222, 269567, 476444, 539134, 1078268, 5121773, 10243546, 20487092]

約数ペア:

[(1, 20487092), (2, 10243546), (4, 5121773), (19, 1078268), (38, 539134), (43, 476444), (76, 269567), (86, 238222), (172, 119111), (817, 25076), (1634, 12538), (3268, 6269)]