19534101455

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{991}}^1\times {\mathrm{1051}}^1$

素因数の和:2100

約数の個数: 48

約数和(自身を含む): 26648961024

約数和(自身を除く): 7114859569

約数列:

[1, 5, 11, 31, 55, 121, 155, 341, 605, 991, 1051, 1705, 3751, 4955, 5255, 10901, 11561, 18755, 30721, 32581, 54505, 57805, 119911, 127171, 153605, 162905, 337931, 358391, 599555, 635855, 1041541, 1689655, 1791955, 3717241, 3942301, 5207705, 11456951, 18586205, 19711505, 32287771, 57284755, 126026461, 161438855, 355165481, 630132305, 1775827405, 3906820291, 19534101455]

約数ペア:

[(1, 19534101455), (5, 3906820291), (11, 1775827405), (31, 630132305), (55, 355165481), (121, 161438855), (155, 126026461), (341, 57284755), (605, 32287771), (991, 19711505), (1051, 18586205), (1705, 11456951), (3751, 5207705), (4955, 3942301), (5255, 3717241), (10901, 1791955), (11561, 1689655), (18755, 1041541), (30721, 635855), (32581, 599555), (54505, 358391), (57805, 337931), (119911, 162905), (127171, 153605)]