18265420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24683}}^1$

素因数の和:24729

約数の個数: 24

約数和(自身を含む): 39395664

約数和(自身を除く): 21130244

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 24683, 49366, 98732, 123415, 246830, 493660, 913271, 1826542, 3653084, 4566355, 9132710, 18265420]

約数ペア:

[(1, 18265420), (2, 9132710), (4, 4566355), (5, 3653084), (10, 1826542), (20, 913271), (37, 493660), (74, 246830), (148, 123415), (185, 98732), (370, 49366), (740, 24683)]