1891036655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{3881}}^1$

素因数の和:4151

約数の個数: 32

約数和(自身を含む): 2504355840

約数和(自身を除く): 613319185

約数列:

[1, 5, 19, 23, 95, 115, 223, 437, 1115, 2185, 3881, 4237, 5129, 19405, 21185, 25645, 73739, 89263, 97451, 368695, 446315, 487255, 865463, 1695997, 4327315, 8479985, 16443797, 19905649, 82218985, 99528245, 378207331, 1891036655]

約数ペア:

[(1, 1891036655), (5, 378207331), (19, 99528245), (23, 82218985), (95, 19905649), (115, 16443797), (223, 8479985), (437, 4327315), (1115, 1695997), (2185, 865463), (3881, 487255), (4237, 446315), (5129, 368695), (19405, 97451), (21185, 89263), (25645, 73739)]