20804097

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{2141}}^1$

素因数の和:2264

約数の個数: 16

約数和(自身を含む): 28788480

約数和(自身を除く): 7984383

約数列:

[1, 3, 41, 79, 123, 237, 2141, 3239, 6423, 9717, 87781, 169139, 263343, 507417, 6934699, 20804097]

約数ペア:

[(1, 20804097), (3, 6934699), (41, 507417), (79, 263343), (123, 169139), (237, 87781), (2141, 9717), (3239, 6423)]