9819428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2749}}^1$

素因数の和:2819

約数の個数: 24

約数和(自身を含む): 18480000

約数和(自身を除く): 8660572

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 2749, 3572, 5498, 10996, 52231, 104462, 129203, 208924, 258406, 516812, 2454857, 4909714, 9819428]

約数ペア:

[(1, 9819428), (2, 4909714), (4, 2454857), (19, 516812), (38, 258406), (47, 208924), (76, 129203), (94, 104462), (188, 52231), (893, 10996), (1786, 5498), (2749, 3572)]