18880034

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1847}}^1$

素因数の和:2137

約数の個数: 16

約数和(自身を含む): 29937600

約数和(自身を除く): 11057566

約数列:

[1, 2, 19, 38, 269, 538, 1847, 3694, 5111, 10222, 35093, 70186, 496843, 993686, 9440017, 18880034]

約数ペア:

[(1, 18880034), (2, 9440017), (19, 993686), (38, 496843), (269, 70186), (538, 35093), (1847, 10222), (3694, 5111)]