20625856

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{6857}}^1$

素因数の和:6916

約数の個数: 28

約数和(自身を含む): 41806368

約数和(自身を除く): 21180512

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 188, 376, 752, 1504, 3008, 6857, 13714, 27428, 54856, 109712, 219424, 322279, 438848, 644558, 1289116, 2578232, 5156464, 10312928, 20625856]

約数ペア:

[(1, 20625856), (2, 10312928), (4, 5156464), (8, 2578232), (16, 1289116), (32, 644558), (47, 438848), (64, 322279), (94, 219424), (188, 109712), (376, 54856), (752, 27428), (1504, 13714), (3008, 6857)]