20865146

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{4801}}^1$

素因数の和:4897

約数の個数: 16

約数和(自身を含む): 32672808

約数和(自身を除く): 11807662

約数列:

[1, 2, 41, 53, 82, 106, 2173, 4346, 4801, 9602, 196841, 254453, 393682, 508906, 10432573, 20865146]

約数ペア:

[(1, 20865146), (2, 10432573), (41, 508906), (53, 393682), (82, 254453), (106, 196841), (2173, 9602), (4346, 4801)]