1880945971201

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{983}}^1\times {\mathrm{17987}}^1$

素因数の和:19509

約数の個数: 32

約数和(自身を含む): 2166503500800

約数和(自身を除く): 285557529599

約数列:

[1, 11, 19, 209, 509, 983, 5599, 9671, 10813, 17987, 18677, 106381, 197857, 205447, 341753, 500347, 3759283, 5503817, 9155383, 9506593, 17681221, 100709213, 104572523, 173952277, 194493431, 335943199, 1913475047, 3695375189, 8999741489, 98997156379, 170995088291, 1880945971201]

約数ペア:

[(1, 1880945971201), (11, 170995088291), (19, 98997156379), (209, 8999741489), (509, 3695375189), (983, 1913475047), (5599, 335943199), (9671, 194493431), (10813, 173952277), (17987, 104572523), (18677, 100709213), (106381, 17681221), (197857, 9506593), (205447, 9155383), (341753, 5503817), (500347, 3759283)]