1890001234

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{2803}}^1\times {\mathrm{30649}}^1$

素因数の和:33465

約数の個数: 16

約数和(自身を含む): 3093933600

約数和(自身を除く): 1203932366

約数列:

[1, 2, 11, 22, 2803, 5606, 30649, 30833, 61298, 61666, 337139, 674278, 85909147, 171818294, 945000617, 1890001234]

約数ペア:

[(1, 1890001234), (2, 945000617), (11, 171818294), (22, 85909147), (2803, 674278), (5606, 337139), (30649, 61666), (30833, 61298)]