20091658

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1\times {\mathrm{599}}^1$

素因数の和:1173

約数の個数: 16

約数和(自身を含む): 31219200

約数和(自身を除く): 11127542

約数列:

[1, 2, 31, 62, 541, 599, 1082, 1198, 16771, 18569, 33542, 37138, 324059, 648118, 10045829, 20091658]

約数ペア:

[(1, 20091658), (2, 10045829), (31, 648118), (62, 324059), (541, 37138), (599, 33542), (1082, 18569), (1198, 16771)]