19672090

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8231}}^1$

素因数の和:8477

約数の個数: 16

約数和(自身を含む): 35562240

約数和(自身を除く): 15890150

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 8231, 16462, 41155, 82310, 1967209, 3934418, 9836045, 19672090]

約数ペア:

[(1, 19672090), (2, 9836045), (5, 3934418), (10, 1967209), (239, 82310), (478, 41155), (1195, 16462), (2390, 8231)]