1640460026

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{39877}}^1$

素因数の和:40253

約数の個数: 16

約数和(自身を含む): 2505614496

約数和(自身を除く): 865154470

約数列:

[1, 2, 67, 134, 307, 614, 20569, 39877, 41138, 79754, 2671759, 5343518, 12242239, 24484478, 820230013, 1640460026]

約数ペア:

[(1, 1640460026), (2, 820230013), (67, 24484478), (134, 12242239), (307, 5343518), (614, 2671759), (20569, 79754), (39877, 41138)]