19166800

素因数分解:

$2^4\times 5^2\times {\mathrm{47917}}^1$

素因数の和:47935

約数の個数: 30

約数和(自身を含む): 46049198

約数和(自身を除く): 26882398

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 47917, 95834, 191668, 239585, 383336, 479170, 766672, 958340, 1197925, 1916680, 2395850, 3833360, 4791700, 9583400, 19166800]

約数ペア:

[(1, 19166800), (2, 9583400), (4, 4791700), (5, 3833360), (8, 2395850), (10, 1916680), (16, 1197925), (20, 958340), (25, 766672), (40, 479170), (50, 383336), (80, 239585), (100, 191668), (200, 95834), (400, 47917)]