18311319

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{4013}}^1$

素因数の和:4048

約数の個数: 24

約数和(自身を含む): 29382480

約数和(自身を除く): 11071161

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 4013, 4563, 12039, 36117, 52169, 108351, 156507, 469521, 678197, 1408563, 2034591, 6103773, 18311319]

約数ペア:

[(1, 18311319), (3, 6103773), (9, 2034591), (13, 1408563), (27, 678197), (39, 469521), (117, 156507), (169, 108351), (351, 52169), (507, 36117), (1521, 12039), (4013, 4563)]