18667025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3023}}^1$

素因数の和:3065

約数の個数: 24

約数和(自身を含む): 26248320

約数和(自身を除く): 7581295

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 3023, 6175, 15115, 39299, 57437, 75575, 196495, 287185, 746681, 982475, 1435925, 3733405, 18667025]

約数ペア:

[(1, 18667025), (5, 3733405), (13, 1435925), (19, 982475), (25, 746681), (65, 287185), (95, 196495), (247, 75575), (325, 57437), (475, 39299), (1235, 15115), (3023, 6175)]