20776924

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43649}}^1$

素因数の和:43677

約数の個数: 24

約数和(自身を含む): 43999200

約数和(自身を除く): 23222276

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 43649, 87298, 174596, 305543, 611086, 742033, 1222172, 1484066, 2968132, 5194231, 10388462, 20776924]

約数ペア:

[(1, 20776924), (2, 10388462), (4, 5194231), (7, 2968132), (14, 1484066), (17, 1222172), (28, 742033), (34, 611086), (68, 305543), (119, 174596), (238, 87298), (476, 43649)]