20259866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11657}}^1$

素因数の和:11749

約数の個数: 16

約数和(自身を含む): 33575040

約数和(自身を除く): 13315174

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 11657, 23314, 128227, 256454, 920903, 1841806, 10129933, 20259866]

約数ペア:

[(1, 20259866), (2, 10129933), (11, 1841806), (22, 920903), (79, 256454), (158, 128227), (869, 23314), (1738, 11657)]