20215898735

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{8161}}^1$

素因数の和:8423

約数の個数: 32

約数和(自身を含む): 25274253312

約数和(自身を除く): 5058354577

約数列:

[1, 5, 47, 83, 127, 235, 415, 635, 3901, 5969, 8161, 10541, 19505, 29845, 40805, 52705, 383567, 495427, 677363, 1036447, 1917835, 2477135, 3386815, 5182235, 31836061, 48713009, 86025101, 159180305, 243565045, 430125505, 4043179747, 20215898735]

約数ペア:

[(1, 20215898735), (5, 4043179747), (47, 430125505), (83, 243565045), (127, 159180305), (235, 86025101), (415, 48713009), (635, 31836061), (3901, 5182235), (5969, 3386815), (8161, 2477135), (10541, 1917835), (19505, 1036447), (29845, 677363), (40805, 495427), (52705, 383567)]