18892742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{9649}}^1$

素因数の和:9751

約数の個数: 16

約数和(自身を含む): 31266000

約数和(自身を除く): 12373258

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 9649, 19298, 106139, 212278, 858761, 1717522, 9446371, 18892742]

約数ペア:

[(1, 18892742), (2, 9446371), (11, 1717522), (22, 858761), (89, 212278), (178, 106139), (979, 19298), (1958, 9649)]