20261786

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{1163}}^1$

素因数の和:1477

約数の個数: 16

約数和(自身を含む): 31511808

約数和(自身を除く): 11250022

約数列:

[1, 2, 31, 62, 281, 562, 1163, 2326, 8711, 17422, 36053, 72106, 326803, 653606, 10130893, 20261786]

約数ペア:

[(1, 20261786), (2, 10130893), (31, 653606), (62, 326803), (281, 72106), (562, 36053), (1163, 17422), (2326, 8711)]