80821174

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{303839}}^1$

素因数の和:303867

約数の個数: 16

約数和(自身を含む): 145843200

約数和(自身を除く): 65022026

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 303839, 607678, 2126873, 4253746, 5772941, 11545882, 40410587, 80821174]

約数ペア:

[(1, 80821174), (2, 40410587), (7, 11545882), (14, 5772941), (19, 4253746), (38, 2126873), (133, 607678), (266, 303839)]