19218992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{92399}}^1$

素因数の和:92420

約数の個数: 20

約数和(自身を含む): 40101600

約数和(自身を除く): 20882608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 92399, 184798, 369596, 739192, 1201187, 1478384, 2402374, 4804748, 9609496, 19218992]

約数ペア:

[(1, 19218992), (2, 9609496), (4, 4804748), (8, 2402374), (13, 1478384), (16, 1201187), (26, 739192), (52, 369596), (104, 184798), (208, 92399)]