20170930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155161}}^1$

素因数の和:155181

約数の個数: 16

約数和(自身を含む): 39100824

約数和(自身を除く): 18929894

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 155161, 310322, 775805, 1551610, 2017093, 4034186, 10085465, 20170930]

約数ペア:

[(1, 20170930), (2, 10085465), (5, 4034186), (10, 2017093), (13, 1551610), (26, 775805), (65, 310322), (130, 155161)]