18818379

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{36683}}^1$

素因数の和:36711

約数の個数: 16

約数和(自身を含む): 29347200

約数和(自身を除く): 10528821

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 36683, 110049, 330147, 696977, 990441, 2090931, 6272793, 18818379]

約数ペア:

[(1, 18818379), (3, 6272793), (9, 2090931), (19, 990441), (27, 696977), (57, 330147), (171, 110049), (513, 36683)]