19768618

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{977}}^1$

素因数の和:1197

約数の個数: 16

約数和(自身を含む): 30325824

約数和(自身を除く): 10557206

約数列:

[1, 2, 67, 134, 151, 302, 977, 1954, 10117, 20234, 65459, 130918, 147527, 295054, 9884309, 19768618]

約数ペア:

[(1, 19768618), (2, 9884309), (67, 295054), (134, 147527), (151, 130918), (302, 65459), (977, 20234), (1954, 10117)]