19411731

素因数分解:

$3^4\times {\mathrm{367}}^1\times {\mathrm{653}}^1$

素因数の和:1032

約数の個数: 20

約数和(自身を含む): 29121312

約数和(自身を除く): 9709581

約数列:

[1, 3, 9, 27, 81, 367, 653, 1101, 1959, 3303, 5877, 9909, 17631, 29727, 52893, 239651, 718953, 2156859, 6470577, 19411731]

約数ペア:

[(1, 19411731), (3, 6470577), (9, 2156859), (27, 718953), (81, 239651), (367, 52893), (653, 29727), (1101, 17631), (1959, 9909), (3303, 5877)]