20002398

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{256441}}^1$

素因数の和:256459

約数の個数: 16

約数和(自身を含む): 43082256

約数和(自身を除く): 23079858

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 256441, 512882, 769323, 1538646, 3333733, 6667466, 10001199, 20002398]

約数ペア:

[(1, 20002398), (2, 10001199), (3, 6667466), (6, 3333733), (13, 1538646), (26, 769323), (39, 512882), (78, 256441)]