81800662

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{30319}}^1$

素因数の和:30411

約数の個数: 16

約数和(自身を含む): 130982400

約数和(自身を除く): 49181738

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 30319, 60638, 576061, 1152122, 2152649, 4305298, 40900331, 81800662]

約数ペア:

[(1, 81800662), (2, 40900331), (19, 4305298), (38, 2152649), (71, 1152122), (142, 576061), (1349, 60638), (2698, 30319)]