31372972

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{1019}}^1$

素因数の和:1245

約数の個数: 24

約数和(自身を含む): 56548800

約数和(自身を除く): 25175828

約数列:

[1, 2, 4, 43, 86, 172, 179, 358, 716, 1019, 2038, 4076, 7697, 15394, 30788, 43817, 87634, 175268, 182401, 364802, 729604, 7843243, 15686486, 31372972]

約数ペア:

[(1, 31372972), (2, 15686486), (4, 7843243), (43, 729604), (86, 364802), (172, 182401), (179, 175268), (358, 87634), (716, 43817), (1019, 30788), (2038, 15394), (4076, 7697)]