19506830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1459}}^1$

素因数の和:1664

約数の個数: 32

約数和(自身を含む): 40366080

約数和(自身を除く): 20859250

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 191, 382, 955, 1337, 1459, 1910, 2674, 2918, 6685, 7295, 10213, 13370, 14590, 20426, 51065, 102130, 278669, 557338, 1393345, 1950683, 2786690, 3901366, 9753415, 19506830]

約数ペア:

[(1, 19506830), (2, 9753415), (5, 3901366), (7, 2786690), (10, 1950683), (14, 1393345), (35, 557338), (70, 278669), (191, 102130), (382, 51065), (955, 20426), (1337, 14590), (1459, 13370), (1910, 10213), (2674, 7295), (2918, 6685)]