20180451512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{372443}}^1$

素因数の和:372983

約数の個数: 32

約数和(自身を含む): 40827311280

約数和(自身を除く): 20646859768

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 521, 1042, 2084, 4168, 6773, 13546, 27092, 54184, 372443, 744886, 1489772, 2979544, 4841759, 9683518, 19367036, 38734072, 194042803, 388085606, 776171212, 1552342424, 2522556439, 5045112878, 10090225756, 20180451512]

約数ペア:

[(1, 20180451512), (2, 10090225756), (4, 5045112878), (8, 2522556439), (13, 1552342424), (26, 776171212), (52, 388085606), (104, 194042803), (521, 38734072), (1042, 19367036), (2084, 9683518), (4168, 4841759), (6773, 2979544), (13546, 1489772), (27092, 744886), (54184, 372443)]