18804977505

素因数分解:

$3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{992609}}^1$

素因数の和:993041

約数の個数: 24

約数和(自身を含む): 32672750760

約数和(自身を除く): 13867773255

約数列:

[1, 3, 5, 9, 15, 45, 421, 1263, 2105, 3789, 6315, 18945, 992609, 2977827, 4963045, 8933481, 14889135, 44667405, 417888389, 1253665167, 2089441945, 3760995501, 6268325835, 18804977505]

約数ペア:

[(1, 18804977505), (3, 6268325835), (5, 3760995501), (9, 2089441945), (15, 1253665167), (45, 417888389), (421, 44667405), (1263, 14889135), (2105, 8933481), (3789, 4963045), (6315, 2977827), (18945, 992609)]