18577390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142903}}^1$

素因数の和:142923

約数の個数: 16

約数和(自身を含む): 36011808

約数和(自身を除く): 17434418

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 142903, 285806, 714515, 1429030, 1857739, 3715478, 9288695, 18577390]

約数ペア:

[(1, 18577390), (2, 9288695), (5, 3715478), (10, 1857739), (13, 1429030), (26, 714515), (65, 285806), (130, 142903)]