20899842364

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{35851}}^1\times {\mathrm{8573}}^1$

素因数の和:44445

約数の個数: 24

約数和(自身を含む): 38731776048

約数和(自身を除く): 17831933684

約数列:

[1, 2, 4, 17, 34, 68, 8573, 17146, 34292, 35851, 71702, 143404, 145741, 291482, 582964, 609467, 1218934, 2437868, 307350623, 614701246, 1229402492, 5224960591, 10449921182, 20899842364]

約数ペア:

[(1, 20899842364), (2, 10449921182), (4, 5224960591), (17, 1229402492), (34, 614701246), (68, 307350623), (8573, 2437868), (17146, 1218934), (34292, 609467), (35851, 582964), (71702, 291482), (143404, 145741)]