20925436

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43961}}^1$

素因数の和:43989

約数の個数: 24

約数和(自身を含む): 44313696

約数和(自身を除く): 23388260

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 43961, 87922, 175844, 307727, 615454, 747337, 1230908, 1494674, 2989348, 5231359, 10462718, 20925436]

約数ペア:

[(1, 20925436), (2, 10462718), (4, 5231359), (7, 2989348), (14, 1494674), (17, 1230908), (28, 747337), (34, 615454), (68, 307727), (119, 175844), (238, 87922), (476, 43961)]