18449967

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1607}}^1$

素因数の和:1742

約数の個数: 16

約数和(自身を含む): 25470720

約数和(自身を除く): 7020753

約数列:

[1, 3, 43, 89, 129, 267, 1607, 3827, 4821, 11481, 69101, 143023, 207303, 429069, 6149989, 18449967]

約数ペア:

[(1, 18449967), (3, 6149989), (43, 429069), (89, 207303), (129, 143023), (267, 69101), (1607, 11481), (3827, 4821)]