19620484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2971}}^1$

素因数の和:3115

約数の個数: 24

約数和(自身を含む): 37280768

約数和(自身を除く): 17660284

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 2971, 3302, 5942, 6604, 11884, 38623, 77246, 154492, 377317, 754634, 1509268, 4905121, 9810242, 19620484]

約数ペア:

[(1, 19620484), (2, 9810242), (4, 4905121), (13, 1509268), (26, 754634), (52, 377317), (127, 154492), (254, 77246), (508, 38623), (1651, 11884), (2971, 6604), (3302, 5942)]