20539911170

素因数分解:

$2^1\times 5^1\times {\mathrm{2351}}^1\times {\mathrm{873667}}^1$

素因数の和:876025

約数の個数: 16

約数和(自身を含む): 36987608448

約数和(自身を除く): 16447697278

約数列:

[1, 2, 5, 10, 2351, 4702, 11755, 23510, 873667, 1747334, 4368335, 8736670, 2053991117, 4107982234, 10269955585, 20539911170]

約数ペア:

[(1, 20539911170), (2, 10269955585), (5, 4107982234), (10, 2053991117), (2351, 8736670), (4702, 4368335), (11755, 1747334), (23510, 873667)]