20330110

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{65581}}^1$

素因数の和:65619

約数の個数: 16

約数和(自身を含む): 37775232

約数和(自身を除く): 17445122

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 65581, 131162, 327905, 655810, 2033011, 4066022, 10165055, 20330110]

約数ペア:

[(1, 20330110), (2, 10165055), (5, 4066022), (10, 2033011), (31, 655810), (62, 327905), (155, 131162), (310, 65581)]