19469768740

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4365419}}^1$

素因数の和:4365651

約数の個数: 24

約数和(自身を含む): 41069871360

約数和(自身を除く): 21600102620

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 4365419, 8730838, 17461676, 21827095, 43654190, 87308380, 973488437, 1946976874, 3893953748, 4867442185, 9734884370, 19469768740]

約数ペア:

[(1, 19469768740), (2, 9734884370), (4, 4867442185), (5, 3893953748), (10, 1946976874), (20, 973488437), (223, 87308380), (446, 43654190), (892, 21827095), (1115, 17461676), (2230, 8730838), (4460, 4365419)]