20005937055

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{67187}}^1$

素因数の和:67720

約数の個数: 48

約数和(自身を含む): 37418340960

約数和(自身を除く): 17412403905

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 509, 585, 1527, 2545, 4581, 6617, 7635, 19851, 22905, 33085, 59553, 67187, 99255, 201561, 297765, 335935, 604683, 873431, 1007805, 2620293, 3023415, 4367155, 7860879, 13101465, 34198183, 39304395, 102594549, 170990915, 307783647, 444576379, 512972745, 1333729137, 1538918235, 2222881895, 4001187411, 6668645685, 20005937055]

約数ペア:

[(1, 20005937055), (3, 6668645685), (5, 4001187411), (9, 2222881895), (13, 1538918235), (15, 1333729137), (39, 512972745), (45, 444576379), (65, 307783647), (117, 170990915), (195, 102594549), (509, 39304395), (585, 34198183), (1527, 13101465), (2545, 7860879), (4581, 4367155), (6617, 3023415), (7635, 2620293), (19851, 1007805), (22905, 873431), (33085, 604683), (59553, 335935), (67187, 297765), (99255, 201561)]