20902695

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126683}}^1$

素因数の和:126702

約数の個数: 16

約数和(自身を含む): 36484992

約数和(自身を除く): 15582297

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 126683, 380049, 633415, 1393513, 1900245, 4180539, 6967565, 20902695]

約数ペア:

[(1, 20902695), (3, 6967565), (5, 4180539), (11, 1900245), (15, 1393513), (33, 633415), (55, 380049), (165, 126683)]