12719902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3571}}^1$

素因数の和:3723

約数の個数: 16

約数和(自身を含む): 20703312

約数和(自身を除く): 7983410

約数列:

[1, 2, 13, 26, 137, 274, 1781, 3562, 3571, 7142, 46423, 92846, 489227, 978454, 6359951, 12719902]

約数ペア:

[(1, 12719902), (2, 6359951), (13, 978454), (26, 489227), (137, 92846), (274, 46423), (1781, 7142), (3562, 3571)]