4151690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21851}}^1$

素因数の和:21877

約数の個数: 16

約数和(自身を含む): 7866720

約数和(自身を除く): 3715030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 21851, 43702, 109255, 218510, 415169, 830338, 2075845, 4151690]

約数ペア:

[(1, 4151690), (2, 2075845), (5, 830338), (10, 415169), (19, 218510), (38, 109255), (95, 43702), (190, 21851)]