20187401912

素因数分解:

$2^3\times {\mathrm{2269}}^1\times {\mathrm{1112131}}^1$

素因数の和:1114406

約数の個数: 16

約数和(自身を含む): 37868094600

約数和(自身を除く): 17680692688

約数列:

[1, 2, 4, 8, 2269, 4538, 9076, 18152, 1112131, 2224262, 4448524, 8897048, 2523425239, 5046850478, 10093700956, 20187401912]

約数ペア:

[(1, 20187401912), (2, 10093700956), (4, 5046850478), (8, 2523425239), (2269, 8897048), (4538, 4448524), (9076, 2224262), (18152, 1112131)]