20189244490

素因数分解:

$2^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{2196871}}^1$

素因数の和:2197797

約数の個数: 16

約数和(自身を含む): 36380200320

約数和(自身を除く): 16190955830

約数列:

[1, 2, 5, 10, 919, 1838, 4595, 9190, 2196871, 4393742, 10984355, 21968710, 2018924449, 4037848898, 10094622245, 20189244490]

約数ペア:

[(1, 20189244490), (2, 10094622245), (5, 4037848898), (10, 2018924449), (919, 21968710), (1838, 10984355), (4595, 4393742), (9190, 2196871)]