20165074460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23447761}}^1$

素因数の和:23447813

約数の個数: 24

約数和(自身を含む): 43331464176

約数和(自身を除く): 23166389716

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 23447761, 46895522, 93791044, 117238805, 234477610, 468955220, 1008253723, 2016507446, 4033014892, 5041268615, 10082537230, 20165074460]

約数ペア:

[(1, 20165074460), (2, 10082537230), (4, 5041268615), (5, 4033014892), (10, 2016507446), (20, 1008253723), (43, 468955220), (86, 234477610), (172, 117238805), (215, 93791044), (430, 46895522), (860, 23447761)]