18500872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{177893}}^1$

素因数の和:177912

約数の個数: 16

約数和(自身を含む): 37357740

約数和(自身を除く): 18856868

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 177893, 355786, 711572, 1423144, 2312609, 4625218, 9250436, 18500872]

約数ペア:

[(1, 18500872), (2, 9250436), (4, 4625218), (8, 2312609), (13, 1423144), (26, 711572), (52, 355786), (104, 177893)]