20853364

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32381}}^1$

素因数の和:32415

約数の個数: 24

約数和(自身を含む): 43521408

約数和(自身を除く): 22668044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32381, 64762, 129524, 226667, 453334, 744763, 906668, 1489526, 2979052, 5213341, 10426682, 20853364]

約数ペア:

[(1, 20853364), (2, 10426682), (4, 5213341), (7, 2979052), (14, 1489526), (23, 906668), (28, 744763), (46, 453334), (92, 226667), (161, 129524), (322, 64762), (644, 32381)]