20701090

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{9283}}^1$

素因数の和:9513

約数の個数: 16

約数和(自身を含む): 37433088

約数和(自身を除く): 16731998

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 9283, 18566, 46415, 92830, 2070109, 4140218, 10350545, 20701090]

約数ペア:

[(1, 20701090), (2, 10350545), (5, 4140218), (10, 2070109), (223, 92830), (446, 46415), (1115, 18566), (2230, 9283)]