20311676

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{9421}}^1$

素因数の和:9450

約数の個数: 36

約数和(自身を含む): 45112536

約数和(自身を除く): 24800860

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 9421, 18842, 37684, 65947, 103631, 131894, 207262, 263788, 414524, 461629, 725417, 923258, 1450834, 1846516, 2901668, 5077919, 10155838, 20311676]

約数ペア:

[(1, 20311676), (2, 10155838), (4, 5077919), (7, 2901668), (11, 1846516), (14, 1450834), (22, 923258), (28, 725417), (44, 461629), (49, 414524), (77, 263788), (98, 207262), (154, 131894), (196, 103631), (308, 65947), (539, 37684), (1078, 18842), (2156, 9421)]