19550167

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 25050816

約数和(自身を除く): 5500649

約数列:

[1, 7, 13, 47, 49, 91, 329, 611, 637, 653, 2303, 4277, 4571, 8489, 29939, 30691, 31997, 59423, 214837, 398983, 415961, 1503859, 2792881, 19550167]

約数ペア:

[(1, 19550167), (7, 2792881), (13, 1503859), (47, 415961), (49, 398983), (91, 214837), (329, 59423), (611, 31997), (637, 30691), (653, 29939), (2303, 8489), (4277, 4571)]