19480175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5449}}^1$

素因数の和:5483

約数の個数: 24

約数和(自身を含む): 28383600

約数和(自身を除く): 8903425

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 5449, 27245, 59939, 70837, 136225, 299695, 354185, 779207, 1498475, 1770925, 3896035, 19480175]

約数ペア:

[(1, 19480175), (5, 3896035), (11, 1770925), (13, 1498475), (25, 779207), (55, 354185), (65, 299695), (143, 136225), (275, 70837), (325, 59939), (715, 27245), (3575, 5449)]