19098920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10159}}^1$

素因数の和:10217

約数の個数: 32

約数和(自身を含む): 43891200

約数和(自身を除く): 24792280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 10159, 20318, 40636, 50795, 81272, 101590, 203180, 406360, 477473, 954946, 1909892, 2387365, 3819784, 4774730, 9549460, 19098920]

約数ペア:

[(1, 19098920), (2, 9549460), (4, 4774730), (5, 3819784), (8, 2387365), (10, 1909892), (20, 954946), (40, 477473), (47, 406360), (94, 203180), (188, 101590), (235, 81272), (376, 50795), (470, 40636), (940, 20318), (1880, 10159)]