19858270

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{281}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 37034496

約数和(自身を除く): 17176226

約数列:

[1, 2, 5, 10, 37, 74, 185, 191, 281, 370, 382, 562, 955, 1405, 1910, 2810, 7067, 10397, 14134, 20794, 35335, 51985, 53671, 70670, 103970, 107342, 268355, 536710, 1985827, 3971654, 9929135, 19858270]

約数ペア:

[(1, 19858270), (2, 9929135), (5, 3971654), (10, 1985827), (37, 536710), (74, 268355), (185, 107342), (191, 103970), (281, 70670), (370, 53671), (382, 51985), (562, 35335), (955, 20794), (1405, 14134), (1910, 10397), (2810, 7067)]