19701604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1699}}^1$

素因数の和:1939

約数の個数: 24

約数和(自身を含む): 37318400

約数和(自身を除く): 17616796

約数列:

[1, 2, 4, 13, 26, 52, 223, 446, 892, 1699, 2899, 3398, 5798, 6796, 11596, 22087, 44174, 88348, 378877, 757754, 1515508, 4925401, 9850802, 19701604]

約数ペア:

[(1, 19701604), (2, 9850802), (4, 4925401), (13, 1515508), (26, 757754), (52, 378877), (223, 88348), (446, 44174), (892, 22087), (1699, 11596), (2899, 6796), (3398, 5798)]