19002890

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{7951}}^1$

素因数の和:8197

約数の個数: 16

約数和(自身を含む): 34352640

約数和(自身を除く): 15349750

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 7951, 15902, 39755, 79510, 1900289, 3800578, 9501445, 19002890]

約数ペア:

[(1, 19002890), (2, 9501445), (5, 3800578), (10, 1900289), (239, 79510), (478, 39755), (1195, 15902), (2390, 7951)]