20125136

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{21319}}^1$

素因数の和:21386

約数の個数: 20

約数和(自身を含む): 39655200

約数和(自身を除く): 19530064

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 21319, 42638, 85276, 170552, 341104, 1257821, 2515642, 5031284, 10062568, 20125136]

約数ペア:

[(1, 20125136), (2, 10062568), (4, 5031284), (8, 2515642), (16, 1257821), (59, 341104), (118, 170552), (236, 85276), (472, 42638), (944, 21319)]