19051475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1949}}^1$

素因数の和:1999

約数の個数: 24

約数和(自身を含む): 26114400

約数和(自身を除く): 7062925

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1949, 1955, 9745, 9775, 33133, 44827, 48725, 165665, 224135, 762059, 828325, 1120675, 3810295, 19051475]

約数ペア:

[(1, 19051475), (5, 3810295), (17, 1120675), (23, 828325), (25, 762059), (85, 224135), (115, 165665), (391, 48725), (425, 44827), (575, 33133), (1949, 9775), (1955, 9745)]