20172595508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{26953}}^1$

素因数の和:27396

約数の個数: 48

約数和(自身を含む): 39146911440

約数和(自身を除く): 18974315932

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 389, 481, 778, 962, 1556, 1924, 5057, 10114, 14393, 20228, 26953, 28786, 53906, 57572, 107812, 187109, 350389, 374218, 700778, 748436, 997261, 1401556, 1994522, 3989044, 10484717, 12964393, 20969434, 25928786, 41938868, 51857572, 136301321, 272602642, 387934529, 545205284, 775869058, 1551738116, 5043148877, 10086297754, 20172595508]

約数ペア:

[(1, 20172595508), (2, 10086297754), (4, 5043148877), (13, 1551738116), (26, 775869058), (37, 545205284), (52, 387934529), (74, 272602642), (148, 136301321), (389, 51857572), (481, 41938868), (778, 25928786), (962, 20969434), (1556, 12964393), (1924, 10484717), (5057, 3989044), (10114, 1994522), (14393, 1401556), (20228, 997261), (26953, 748436), (28786, 700778), (53906, 374218), (57572, 350389), (107812, 187109)]