20112130

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{19913}}^1$

素因数の和:20021

約数の個数: 16

約数和(自身を含む): 36562104

約数和(自身を除く): 16449974

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 19913, 39826, 99565, 199130, 2011213, 4022426, 10056065, 20112130]

約数ペア:

[(1, 20112130), (2, 10056065), (5, 4022426), (10, 2011213), (101, 199130), (202, 99565), (505, 39826), (1010, 19913)]