40657838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{2551}}^1$

素因数の和:3179

約数の個数: 16

約数和(自身を含む): 65810976

約数和(自身を除く): 25153138

約数列:

[1, 2, 13, 26, 613, 1226, 2551, 5102, 7969, 15938, 33163, 66326, 1563763, 3127526, 20328919, 40657838]

約数ペア:

[(1, 40657838), (2, 20328919), (13, 3127526), (26, 1563763), (613, 66326), (1226, 33163), (2551, 15938), (5102, 7969)]