20702454

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{26339}}^1$

素因数の和:26475

約数の個数: 16

約数和(自身を含む): 41722560

約数和(自身を除く): 21020106

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 26339, 52678, 79017, 158034, 3450409, 6900818, 10351227, 20702454]

約数ペア:

[(1, 20702454), (2, 10351227), (3, 6900818), (6, 3450409), (131, 158034), (262, 79017), (393, 52678), (786, 26339)]