20219188870

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27697519}}^1$

素因数の和:27697599

約数の個数: 16

約数和(自身を含む): 36893096640

約数和(自身を除く): 16673907770

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 27697519, 55395038, 138487595, 276975190, 2021918887, 4043837774, 10109594435, 20219188870]

約数ペア:

[(1, 20219188870), (2, 10109594435), (5, 4043837774), (10, 2021918887), (73, 276975190), (146, 138487595), (365, 55395038), (730, 27697519)]