18848990

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{8231}}^1$

素因数の和:8467

約数の個数: 16

約数和(自身を含む): 34080480

約数和(自身を除く): 15231490

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 8231, 16462, 41155, 82310, 1884899, 3769798, 9424495, 18848990]

約数ペア:

[(1, 18848990), (2, 9424495), (5, 3769798), (10, 1884899), (229, 82310), (458, 41155), (1145, 16462), (2290, 8231)]