19827873

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1237}}^1$

素因数の和:1393

約数の個数: 24

約数和(自身を含む): 31093608

約数和(自身を除く): 11265735

約数列:

[1, 3, 9, 13, 39, 117, 137, 411, 1233, 1237, 1781, 3711, 5343, 11133, 16029, 16081, 48243, 144729, 169469, 508407, 1525221, 2203097, 6609291, 19827873]

約数ペア:

[(1, 19827873), (3, 6609291), (9, 2203097), (13, 1525221), (39, 508407), (117, 169469), (137, 144729), (411, 48243), (1233, 16081), (1237, 16029), (1781, 11133), (3711, 5343)]