18808225419

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{42407}}^1$

素因数の和:42711

約数の個数: 32

約数和(自身を含む): 27358248960

約数和(自身を除く): 8550023541

約数列:

[1, 3, 19, 31, 57, 93, 251, 589, 753, 1767, 4769, 7781, 14307, 23343, 42407, 127221, 147839, 443517, 805733, 1314617, 2417199, 3943851, 10644157, 24977723, 31932471, 74933169, 202238983, 329968867, 606716949, 989906601, 6269408473, 18808225419]

約数ペア:

[(1, 18808225419), (3, 6269408473), (19, 989906601), (31, 606716949), (57, 329968867), (93, 202238983), (251, 74933169), (589, 31932471), (753, 24977723), (1767, 10644157), (4769, 3943851), (7781, 2417199), (14307, 1314617), (23343, 805733), (42407, 443517), (127221, 147839)]