18728630

素因数分解:

$2^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3581}}^1$

素因数の和:4111

約数の個数: 16

約数和(自身を含む): 33785424

約数和(自身を除く): 15056794

約数列:

[1, 2, 5, 10, 523, 1046, 2615, 3581, 5230, 7162, 17905, 35810, 1872863, 3745726, 9364315, 18728630]

約数ペア:

[(1, 18728630), (2, 9364315), (5, 3745726), (10, 1872863), (523, 35810), (1046, 17905), (2615, 7162), (3581, 5230)]