18673309

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:384

約数の個数: 16

約数和(自身を含む): 20275200

約数和(自身を除く): 1601891

約数列:

[1, 23, 43, 79, 239, 989, 1817, 3397, 5497, 10277, 18881, 78131, 236371, 434263, 811883, 18673309]

約数ペア:

[(1, 18673309), (23, 811883), (43, 434263), (79, 236371), (239, 78131), (989, 18881), (1817, 10277), (3397, 5497)]