20104318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40697}}^1$

素因数の和:40731

約数の個数: 16

約数和(自身を含む): 34186320

約数和(自身を除く): 14082002

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 40697, 81394, 529061, 773243, 1058122, 1546486, 10052159, 20104318]

約数ペア:

[(1, 20104318), (2, 10052159), (13, 1546486), (19, 1058122), (26, 773243), (38, 529061), (247, 81394), (494, 40697)]