20105468

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{491}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 36575280

約数和(自身を除く): 16469812

約数列:

[1, 2, 4, 29, 58, 116, 353, 491, 706, 982, 1412, 1964, 10237, 14239, 20474, 28478, 40948, 56956, 173323, 346646, 693292, 5026367, 10052734, 20105468]

約数ペア:

[(1, 20105468), (2, 10052734), (4, 5026367), (29, 693292), (58, 346646), (116, 173323), (353, 56956), (491, 40948), (706, 28478), (982, 20474), (1412, 14239), (1964, 10237)]