18438397

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:324

約数の個数: 16

約数和(自身を含む): 19837440

約数和(自身を除く): 1399043

約数列:

[1, 31, 41, 89, 163, 1271, 2759, 3649, 5053, 6683, 14507, 113119, 207173, 449717, 594787, 18438397]

約数ペア:

[(1, 18438397), (31, 594787), (41, 449717), (89, 207173), (163, 113119), (1271, 14507), (2759, 6683), (3649, 5053)]