19481180

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2791}}^1$

素因数の和:3149

約数の個数: 24

約数和(自身を含む): 41042400

約数和(自身を除く): 21561220

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 2791, 3490, 5582, 6980, 11164, 13955, 27910, 55820, 974059, 1948118, 3896236, 4870295, 9740590, 19481180]

約数ペア:

[(1, 19481180), (2, 9740590), (4, 4870295), (5, 3896236), (10, 1948118), (20, 974059), (349, 55820), (698, 27910), (1396, 13955), (1745, 11164), (2791, 6980), (3490, 5582)]