20716624

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{6779}}^1$

素因数の和:6978

約数の個数: 20

約数和(自身を含む): 40354560

約数和(自身を除く): 19637936

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 6779, 13558, 27116, 54232, 108464, 1294789, 2589578, 5179156, 10358312, 20716624]

約数ペア:

[(1, 20716624), (2, 10358312), (4, 5179156), (8, 2589578), (16, 1294789), (191, 108464), (382, 54232), (764, 27116), (1528, 13558), (3056, 6779)]