18215246

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{9497}}^1$

素因数の和:9643

約数の個数: 16

約数和(自身を含む): 31457376

約数和(自身を除く): 13242130

約数列:

[1, 2, 7, 14, 137, 274, 959, 1918, 9497, 18994, 66479, 132958, 1301089, 2602178, 9107623, 18215246]

約数ペア:

[(1, 18215246), (2, 9107623), (7, 2602178), (14, 1301089), (137, 132958), (274, 66479), (959, 18994), (1918, 9497)]