20478524

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{1459}}^1$

素因数の和:1514

約数の個数: 36

約数和(自身を含む): 40777800

約数和(自身を除く): 20299276

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 121, 242, 319, 484, 638, 1276, 1459, 2918, 3509, 5836, 7018, 14036, 16049, 32098, 42311, 64196, 84622, 169244, 176539, 353078, 465421, 706156, 930842, 1861684, 5119631, 10239262, 20478524]

約数ペア:

[(1, 20478524), (2, 10239262), (4, 5119631), (11, 1861684), (22, 930842), (29, 706156), (44, 465421), (58, 353078), (116, 176539), (121, 169244), (242, 84622), (319, 64196), (484, 42311), (638, 32098), (1276, 16049), (1459, 14036), (2918, 7018), (3509, 5836)]