71661852

素因数分解:

$2^2\times 3^2\times {\mathrm{1990607}}^1$

素因数の和:1990617

約数の個数: 18

約数和(自身を含む): 181145328

約数和(自身を除く): 109483476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1990607, 3981214, 5971821, 7962428, 11943642, 17915463, 23887284, 35830926, 71661852]

約数ペア:

[(1, 71661852), (2, 35830926), (3, 23887284), (4, 17915463), (6, 11943642), (9, 7962428), (12, 5971821), (18, 3981214), (36, 1990607)]