18778494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{447107}}^1$

素因数の和:447119

約数の個数: 16

約数和(自身を含む): 42922368

約数和(自身を除く): 24143874

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 447107, 894214, 1341321, 2682642, 3129749, 6259498, 9389247, 18778494]

約数ペア:

[(1, 18778494), (2, 9389247), (3, 6259498), (6, 3129749), (7, 2682642), (14, 1341321), (21, 894214), (42, 447107)]