20865222723

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1\times {\mathrm{9283}}^1$

素因数の和:10191

約数の個数: 32

約数和(自身を含む): 29946470400

約数和(自身を除く): 9081247677

約数列:

[1, 3, 19, 47, 57, 141, 839, 893, 2517, 2679, 9283, 15941, 27849, 39433, 47823, 118299, 176377, 436301, 529131, 749227, 1308903, 2247681, 7788437, 8289719, 23365311, 24869157, 147980303, 366056539, 443940909, 1098169617, 6955074241, 20865222723]

約数ペア:

[(1, 20865222723), (3, 6955074241), (19, 1098169617), (47, 443940909), (57, 366056539), (141, 147980303), (839, 24869157), (893, 23365311), (2517, 8289719), (2679, 7788437), (9283, 2247681), (15941, 1308903), (27849, 749227), (39433, 529131), (47823, 436301), (118299, 176377)]