18466861

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{4987}}^1$

素因数の和:5040

約数の個数: 12

約数和(自身を含む): 22066912

約数和(自身を除く): 3600051

約数列:

[1, 7, 23, 161, 529, 3703, 4987, 34909, 114701, 802907, 2638123, 18466861]

約数ペア:

[(1, 18466861), (7, 2638123), (23, 802907), (161, 114701), (529, 34909), (3703, 4987)]