19964698

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2657}}^1$

素因数の和:2706

約数の個数: 24

約数和(自身を含む): 34272252

約数和(自身を除く): 14307554

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 2657, 3757, 5314, 7514, 34541, 45169, 69082, 90338, 587197, 767873, 1174394, 1535746, 9982349, 19964698]

約数ペア:

[(1, 19964698), (2, 9982349), (13, 1535746), (17, 1174394), (26, 767873), (34, 587197), (221, 90338), (289, 69082), (442, 45169), (578, 34541), (2657, 7514), (3757, 5314)]