2019982018

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1\times {\mathrm{36643}}^1$

素因数の和:37329

約数の個数: 16

約数和(自身を含む): 3105359136

約数和(自身を除く): 1085377118

約数列:

[1, 2, 43, 86, 641, 1282, 27563, 36643, 55126, 73286, 1575649, 3151298, 23488163, 46976326, 1009991009, 2019982018]

約数ペア:

[(1, 2019982018), (2, 1009991009), (43, 46976326), (86, 23488163), (641, 3151298), (1282, 1575649), (27563, 73286), (36643, 55126)]