20514798

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{30803}}^1$

素因数の和:30848

約数の個数: 24

約数和(自身を含む): 45651528

約数和(自身を除く): 25136730

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 30803, 61606, 92409, 184818, 277227, 554454, 1139711, 2279422, 3419133, 6838266, 10257399, 20514798]

約数ペア:

[(1, 20514798), (2, 10257399), (3, 6838266), (6, 3419133), (9, 2279422), (18, 1139711), (37, 554454), (74, 277227), (111, 184818), (222, 92409), (333, 61606), (666, 30803)]