20522684

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4337}}^1$

素因数の和:4374

約数の個数: 36

約数和(自身を含む): 44455824

約数和(自身を除く): 23933140

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4337, 4732, 8674, 17348, 30359, 56381, 60718, 112762, 121436, 225524, 394667, 732953, 789334, 1465906, 1578668, 2931812, 5130671, 10261342, 20522684]

約数ペア:

[(1, 20522684), (2, 10261342), (4, 5130671), (7, 2931812), (13, 1578668), (14, 1465906), (26, 789334), (28, 732953), (52, 394667), (91, 225524), (169, 121436), (182, 112762), (338, 60718), (364, 56381), (676, 30359), (1183, 17348), (2366, 8674), (4337, 4732)]