20228467819

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1\times {\mathrm{123553}}^1$

素因数の和:124810

約数の個数: 16

約数和(自身を含む): 24354964480

約数和(自身を除く): 4126496661

約数列:

[1, 7, 19, 133, 1231, 8617, 23389, 123553, 163723, 864871, 2347507, 16432549, 152093743, 1064656201, 2889781117, 20228467819]

約数ペア:

[(1, 20228467819), (7, 2889781117), (19, 1064656201), (133, 152093743), (1231, 16432549), (8617, 2347507), (23389, 864871), (123553, 163723)]