9971824

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{21491}}^1$

素因数の和:21528

約数の個数: 20

約数和(自身を含む): 19987560

約数和(自身を除く): 10015736

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 21491, 42982, 85964, 171928, 343856, 623239, 1246478, 2492956, 4985912, 9971824]

約数ペア:

[(1, 9971824), (2, 4985912), (4, 2492956), (8, 1246478), (16, 623239), (29, 343856), (58, 171928), (116, 85964), (232, 42982), (464, 21491)]