20196705590

素因数分解:

$2^1\times 5^1\times {\mathrm{89839}}^1\times {\mathrm{22481}}^1$

素因数の和:112327

約数の個数: 16

約数和(自身を含む): 36356091840

約数和(自身を除く): 16159386250

約数列:

[1, 2, 5, 10, 22481, 44962, 89839, 112405, 179678, 224810, 449195, 898390, 2019670559, 4039341118, 10098352795, 20196705590]

約数ペア:

[(1, 20196705590), (2, 10098352795), (5, 4039341118), (10, 2019670559), (22481, 898390), (44962, 449195), (89839, 224810), (112405, 179678)]