20080712

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{41149}}^1$

素因数の和:41216

約数の個数: 16

約数和(自身を含む): 38269500

約数和(自身を除く): 18188788

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 41149, 82298, 164596, 329192, 2510089, 5020178, 10040356, 20080712]

約数ペア:

[(1, 20080712), (2, 10040356), (4, 5020178), (8, 2510089), (61, 329192), (122, 164596), (244, 82298), (488, 41149)]