18375091

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1871}}^1$

素因数の和:1962

約数の個数: 16

約数和(自身を含む): 22284288

約数和(自身を除く): 3909197

約数列:

[1, 7, 23, 61, 161, 427, 1403, 1871, 9821, 13097, 43033, 114131, 301231, 798917, 2625013, 18375091]

約数ペア:

[(1, 18375091), (7, 2625013), (23, 798917), (61, 301231), (161, 114131), (427, 43033), (1403, 13097), (1871, 9821)]