19376578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{2381}}^1$

素因数の和:2709

約数の個数: 16

約数和(自身を含む): 31413816

約数和(自身を除く): 12037238

約数列:

[1, 2, 13, 26, 313, 626, 2381, 4069, 4762, 8138, 30953, 61906, 745253, 1490506, 9688289, 19376578]

約数ペア:

[(1, 19376578), (2, 9688289), (13, 1490506), (26, 745253), (313, 61906), (626, 30953), (2381, 8138), (4069, 4762)]