18194247

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{9491}}^1$

素因数の和:9571

約数の個数: 16

約数和(自身を含む): 27336960

約数和(自身を除く): 9142713

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 9491, 28473, 85419, 256257, 673861, 2021583, 6064749, 18194247]

約数ペア:

[(1, 18194247), (3, 6064749), (9, 2021583), (27, 673861), (71, 256257), (213, 85419), (639, 28473), (1917, 9491)]