19461670

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5003}}^1$

素因数の和:5399

約数の個数: 16

約数和(自身を含む): 35128080

約数和(自身を除く): 15666410

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 5003, 10006, 25015, 50030, 1946167, 3892334, 9730835, 19461670]

約数ペア:

[(1, 19461670), (2, 9730835), (5, 3892334), (10, 1946167), (389, 50030), (778, 25015), (1945, 10006), (3890, 5003)]