201647620

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{14591}}^1$

素因数の和:15291

約数の個数: 24

約数和(自身を含む): 424101888

約数和(自身を除く): 222454268

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 6910, 13820, 14591, 29182, 58364, 72955, 145910, 291820, 10082381, 20164762, 40329524, 50411905, 100823810, 201647620]

約数ペア:

[(1, 201647620), (2, 100823810), (4, 50411905), (5, 40329524), (10, 20164762), (20, 10082381), (691, 291820), (1382, 145910), (2764, 72955), (3455, 58364), (6910, 29182), (13820, 14591)]