19228620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{320477}}^1$

素因数の和:320489

約数の個数: 24

約数和(自身を含む): 53840304

約数和(自身を除く): 34611684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 320477, 640954, 961431, 1281908, 1602385, 1922862, 3204770, 3845724, 4807155, 6409540, 9614310, 19228620]

約数ペア:

[(1, 19228620), (2, 9614310), (3, 6409540), (4, 4807155), (5, 3845724), (6, 3204770), (10, 1922862), (12, 1602385), (15, 1281908), (20, 961431), (30, 640954), (60, 320477)]