22131728

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{12241}}^1$

素因数の和:12362

約数の個数: 20

約数和(自身を含む): 43263228

約数和(自身を除く): 21131500

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 12241, 24482, 48964, 97928, 195856, 1383233, 2766466, 5532932, 11065864, 22131728]

約数ペア:

[(1, 22131728), (2, 11065864), (4, 5532932), (8, 2766466), (16, 1383233), (113, 195856), (226, 97928), (452, 48964), (904, 24482), (1808, 12241)]