18005810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2141}}^1$

素因数の和:2206

約数の個数: 24

約数和(自身を含む): 33582276

約数和(自身を除く): 15576466

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 841, 1682, 2141, 4205, 4282, 8410, 10705, 21410, 62089, 124178, 310445, 620890, 1800581, 3601162, 9002905, 18005810]

約数ペア:

[(1, 18005810), (2, 9002905), (5, 3601162), (10, 1800581), (29, 620890), (58, 310445), (145, 124178), (290, 62089), (841, 21410), (1682, 10705), (2141, 8410), (4205, 4282)]