12540748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{677}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 24033744

約数和(自身を除く): 11492996

約数列:

[1, 2, 4, 11, 22, 44, 421, 677, 842, 1354, 1684, 2708, 4631, 7447, 9262, 14894, 18524, 29788, 285017, 570034, 1140068, 3135187, 6270374, 12540748]

約数ペア:

[(1, 12540748), (2, 6270374), (4, 3135187), (11, 1140068), (22, 570034), (44, 285017), (421, 29788), (677, 18524), (842, 14894), (1354, 9262), (1684, 7447), (2708, 4631)]