19924828

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5881}}^1$

素因数の和:5914

約数の個数: 36

約数和(自身を含む): 43809136

約数和(自身を除く): 23884308

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 5881, 11762, 23524, 41167, 64691, 82334, 129382, 164668, 258764, 452837, 711601, 905674, 1423202, 1811348, 2846404, 4981207, 9962414, 19924828]

約数ペア:

[(1, 19924828), (2, 9962414), (4, 4981207), (7, 2846404), (11, 1811348), (14, 1423202), (22, 905674), (28, 711601), (44, 452837), (77, 258764), (121, 164668), (154, 129382), (242, 82334), (308, 64691), (484, 41167), (847, 23524), (1694, 11762), (3388, 5881)]