18925251

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1747}}^1$

素因数の和:1930

約数の個数: 16

約数和(自身を含む): 26513664

約数和(自身を除く): 7588413

約数列:

[1, 3, 23, 69, 157, 471, 1747, 3611, 5241, 10833, 40181, 120543, 274279, 822837, 6308417, 18925251]

約数ペア:

[(1, 18925251), (3, 6308417), (23, 822837), (69, 274279), (157, 120543), (471, 40181), (1747, 10833), (3611, 5241)]