19395025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{719}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 26248320

約数和(自身を除く): 6853295

約数列:

[1, 5, 13, 25, 65, 83, 325, 415, 719, 1079, 2075, 3595, 5395, 9347, 17975, 26975, 46735, 59677, 233675, 298385, 775801, 1491925, 3879005, 19395025]

約数ペア:

[(1, 19395025), (5, 3879005), (13, 1491925), (25, 775801), (65, 298385), (83, 233675), (325, 59677), (415, 46735), (719, 26975), (1079, 17975), (2075, 9347), (3595, 5395)]