12890170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67843}}^1$

素因数の和:67869

約数の個数: 16

約数和(自身を含む): 24423840

約数和(自身を除く): 11533670

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 67843, 135686, 339215, 678430, 1289017, 2578034, 6445085, 12890170]

約数ペア:

[(1, 12890170), (2, 6445085), (5, 2578034), (10, 1289017), (19, 678430), (38, 339215), (95, 135686), (190, 67843)]