18714909

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{5477}}^1$

素因数の和:5564

約数の個数: 16

約数和(自身を含む): 26820288

約数和(自身を除く): 8105379

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 5477, 16431, 93109, 279327, 366959, 1100877, 6238303, 18714909]

約数ペア:

[(1, 18714909), (3, 6238303), (17, 1100877), (51, 366959), (67, 279327), (201, 93109), (1139, 16431), (3417, 5477)]