219614516

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{311}}^1\times {\mathrm{1459}}^1$

素因数の和:1796

約数の個数: 36

約数和(自身を含む): 424089120

約数和(自身を除く): 204474604

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 311, 484, 622, 1244, 1459, 2918, 3421, 5836, 6842, 13684, 16049, 32098, 37631, 64196, 75262, 150524, 176539, 353078, 453749, 706156, 907498, 1814996, 4991239, 9982478, 19964956, 54903629, 109807258, 219614516]

約数ペア:

[(1, 219614516), (2, 109807258), (4, 54903629), (11, 19964956), (22, 9982478), (44, 4991239), (121, 1814996), (242, 907498), (311, 706156), (484, 453749), (622, 353078), (1244, 176539), (1459, 150524), (2918, 75262), (3421, 64196), (5836, 37631), (6842, 32098), (13684, 16049)]