18806312

素因数分解:

$2^3\times 7^1\times {\mathrm{499}}^1\times {\mathrm{673}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 40440000

約数和(自身を除く): 21633688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 499, 673, 998, 1346, 1996, 2692, 3493, 3992, 4711, 5384, 6986, 9422, 13972, 18844, 27944, 37688, 335827, 671654, 1343308, 2350789, 2686616, 4701578, 9403156, 18806312]

約数ペア:

[(1, 18806312), (2, 9403156), (4, 4701578), (7, 2686616), (8, 2350789), (14, 1343308), (28, 671654), (56, 335827), (499, 37688), (673, 27944), (998, 18844), (1346, 13972), (1996, 9422), (2692, 6986), (3493, 5384), (3992, 4711)]