19105388703

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{161591}}^1$

素因数の和:161780

約数の個数: 32

約数和(自身を含む): 29474380800

約数和(自身を除く): 10368992097

約数列:

[1, 3, 9, 27, 29, 87, 151, 261, 453, 783, 1359, 4077, 4379, 13137, 39411, 118233, 161591, 484773, 1454319, 4362957, 4686139, 14058417, 24400241, 42175251, 73200723, 126525753, 219602169, 658806507, 707606989, 2122820967, 6368462901, 19105388703]

約数ペア:

[(1, 19105388703), (3, 6368462901), (9, 2122820967), (27, 707606989), (29, 658806507), (87, 219602169), (151, 126525753), (261, 73200723), (453, 42175251), (783, 24400241), (1359, 14058417), (4077, 4686139), (4379, 4362957), (13137, 1454319), (39411, 484773), (118233, 161591)]