9821968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47221}}^1$

素因数の和:47242

約数の個数: 20

約数和(自身を含む): 20494348

約数和(自身を除く): 10672380

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 47221, 94442, 188884, 377768, 613873, 755536, 1227746, 2455492, 4910984, 9821968]

約数ペア:

[(1, 9821968), (2, 4910984), (4, 2455492), (8, 1227746), (13, 755536), (16, 613873), (26, 377768), (52, 188884), (104, 94442), (208, 47221)]