18224432

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{26489}}^1$

素因数の和:26540

約数の個数: 20

約数和(自身を含む): 36132360

約数和(自身を除く): 17907928

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 26489, 52978, 105956, 211912, 423824, 1139027, 2278054, 4556108, 9112216, 18224432]

約数ペア:

[(1, 18224432), (2, 9112216), (4, 4556108), (8, 2278054), (16, 1139027), (43, 423824), (86, 211912), (172, 105956), (344, 52978), (688, 26489)]