18872266

素因数分解:

$2^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{2003}}^1$

素因数の和:2685

約数の個数: 16

約数和(自身を含む): 32416704

約数和(自身を除く): 13544438

約数列:

[1, 2, 7, 14, 673, 1346, 2003, 4006, 4711, 9422, 14021, 28042, 1348019, 2696038, 9436133, 18872266]

約数ペア:

[(1, 18872266), (2, 9436133), (7, 2696038), (14, 1348019), (673, 28042), (1346, 14021), (2003, 9422), (4006, 4711)]