19426990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{176609}}^1$

素因数の和:176627

約数の個数: 16

約数和(自身を含む): 38147760

約数和(自身を除く): 18720770

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 176609, 353218, 883045, 1766090, 1942699, 3885398, 9713495, 19426990]

約数ペア:

[(1, 19426990), (2, 9713495), (5, 3885398), (10, 1942699), (11, 1766090), (22, 883045), (55, 353218), (110, 176609)]