20980897056

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10407191}}^1$

素因数の和:10407214

約数の個数: 72

約数和(自身を含む): 68187921984

約数和(自身を除く): 47207024928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10407191, 20814382, 31221573, 41628764, 62443146, 72850337, 83257528, 93664719, 124886292, 145700674, 166515056, 187329438, 218551011, 249772584, 291401348, 333030112, 374658876, 437102022, 499545168, 582802696, 655653033, 749317752, 874204044, 999090336, 1165605392, 1311306066, 1498635504, 1748408088, 2331210784, 2622612132, 2997271008, 3496816176, 5245224264, 6993632352, 10490448528, 20980897056]

約数ペア:

[(1, 20980897056), (2, 10490448528), (3, 6993632352), (4, 5245224264), (6, 3496816176), (7, 2997271008), (8, 2622612132), (9, 2331210784), (12, 1748408088), (14, 1498635504), (16, 1311306066), (18, 1165605392), (21, 999090336), (24, 874204044), (28, 749317752), (32, 655653033), (36, 582802696), (42, 499545168), (48, 437102022), (56, 374658876), (63, 333030112), (72, 291401348), (84, 249772584), (96, 218551011), (112, 187329438), (126, 166515056), (144, 145700674), (168, 124886292), (224, 93664719), (252, 83257528), (288, 72850337), (336, 62443146), (504, 41628764), (672, 31221573), (1008, 20814382), (2016, 10407191)]