20808821042

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1479791}}^1$

素因数の和:1479961

約数の個数: 16

約数和(自身を含む): 31963507200

約数和(自身を除く): 11154686158

約数列:

[1, 2, 79, 89, 158, 178, 7031, 14062, 1479791, 2959582, 116903489, 131701399, 233806978, 263402798, 10404410521, 20808821042]

約数ペア:

[(1, 20808821042), (2, 10404410521), (79, 263402798), (89, 233806978), (158, 131701399), (178, 116903489), (7031, 2959582), (14062, 1479791)]