20406584

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{231893}}^1$

素因数の和:231910

約数の個数: 16

約数和(自身を含む): 41740920

約数和(自身を除く): 21334336

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 231893, 463786, 927572, 1855144, 2550823, 5101646, 10203292, 20406584]

約数ペア:

[(1, 20406584), (2, 10203292), (4, 5101646), (8, 2550823), (11, 1855144), (22, 927572), (44, 463786), (88, 231893)]