20508733404

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{3467}}^1\times {\mathrm{4441}}^1$

素因数の和:7955

約数の個数: 72

約数和(自身を含む): 53269992048

約数和(自身を除く): 32761258644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 3467, 4441, 6934, 8882, 10401, 13323, 13868, 17764, 20802, 26646, 31203, 39969, 41604, 53292, 62406, 79938, 124812, 128279, 159876, 164317, 256558, 328634, 384837, 492951, 513116, 657268, 769674, 985902, 1154511, 1478853, 1539348, 1971804, 2309022, 2957706, 4618044, 5915412, 15396947, 30793894, 46190841, 61587788, 92381682, 138572523, 184763364, 277145046, 554290092, 569687039, 1139374078, 1709061117, 2278748156, 3418122234, 5127183351, 6836244468, 10254366702, 20508733404]

約数ペア:

[(1, 20508733404), (2, 10254366702), (3, 6836244468), (4, 5127183351), (6, 3418122234), (9, 2278748156), (12, 1709061117), (18, 1139374078), (36, 569687039), (37, 554290092), (74, 277145046), (111, 184763364), (148, 138572523), (222, 92381682), (333, 61587788), (444, 46190841), (666, 30793894), (1332, 15396947), (3467, 5915412), (4441, 4618044), (6934, 2957706), (8882, 2309022), (10401, 1971804), (13323, 1539348), (13868, 1478853), (17764, 1154511), (20802, 985902), (26646, 769674), (31203, 657268), (39969, 513116), (41604, 492951), (53292, 384837), (62406, 328634), (79938, 256558), (124812, 164317), (128279, 159876)]