19812830

素因数分解:

$2^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{7001}}^1$

素因数の和:7291

約数の個数: 16

約数和(自身を含む): 35794224

約数和(自身を除く): 15981394

約数列:

[1, 2, 5, 10, 283, 566, 1415, 2830, 7001, 14002, 35005, 70010, 1981283, 3962566, 9906415, 19812830]

約数ペア:

[(1, 19812830), (2, 9906415), (5, 3962566), (10, 1981283), (283, 70010), (566, 35005), (1415, 14002), (2830, 7001)]