20178701253

素因数分解:

$3^2\times {\mathrm{317}}^1\times {\mathrm{7072801}}^1$

素因数の和:7073124

約数の個数: 12

約数和(自身を含む): 29238963468

約数和(自身を除く): 9060262215

約数列:

[1, 3, 9, 317, 951, 2853, 7072801, 21218403, 63655209, 2242077917, 6726233751, 20178701253]

約数ペア:

[(1, 20178701253), (3, 6726233751), (9, 2242077917), (317, 63655209), (951, 21218403), (2853, 7072801)]