2574178490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19801373}}^1$

素因数の和:19801393

約数の個数: 16

約数和(自身を含む): 4989946248

約数和(自身を除く): 2415767758

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 19801373, 39602746, 99006865, 198013730, 257417849, 514835698, 1287089245, 2574178490]

約数ペア:

[(1, 2574178490), (2, 1287089245), (5, 514835698), (10, 257417849), (13, 198013730), (26, 99006865), (65, 39602746), (130, 19801373)]