20219774025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{790607}}^1$

素因数の和:790662

約数の個数: 48

約数和(自身を含む): 37645590528

約数和(自身を除く): 17425816503

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 155, 165, 275, 341, 465, 775, 825, 1023, 1705, 2325, 5115, 8525, 25575, 790607, 2371821, 3953035, 8696677, 11859105, 19765175, 24508817, 26090031, 43483385, 59295525, 73526451, 122544085, 130450155, 217416925, 269596987, 367632255, 612720425, 652250775, 808790961, 1347984935, 1838161275, 4043954805, 6739924675, 20219774025]

約数ペア:

[(1, 20219774025), (3, 6739924675), (5, 4043954805), (11, 1838161275), (15, 1347984935), (25, 808790961), (31, 652250775), (33, 612720425), (55, 367632255), (75, 269596987), (93, 217416925), (155, 130450155), (165, 122544085), (275, 73526451), (341, 59295525), (465, 43483385), (775, 26090031), (825, 24508817), (1023, 19765175), (1705, 11859105), (2325, 8696677), (5115, 3953035), (8525, 2371821), (25575, 790607)]