20408049376299

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{3861841}}^1$

素因数の和:3861969

約数の個数: 72

約数和(自身を含む): 33500892350016

約数和(自身を除く): 13092842973717

約数列:

[1, 3, 9, 13, 31, 39, 47, 93, 117, 141, 279, 403, 423, 611, 961, 1209, 1457, 1833, 2883, 3627, 4371, 5499, 8649, 12493, 13113, 18941, 37479, 45167, 56823, 112437, 135501, 170469, 406503, 587171, 1761513, 3861841, 5284539, 11585523, 34756569, 50203933, 119717071, 150611799, 181506527, 359151213, 451835397, 544519581, 1077453639, 1556321923, 1633558743, 2359584851, 3711229201, 4668965769, 5626702337, 7078754553, 11133687603, 14006897307, 16880107011, 21236263659, 33401062809, 48245979613, 50640321033, 73147130381, 144737938839, 174427772447, 219441391143, 434213816517, 523283317341, 658324173429, 1569849952023, 2267561041811, 6802683125433, 20408049376299]

約数ペア:

[(1, 20408049376299), (3, 6802683125433), (9, 2267561041811), (13, 1569849952023), (31, 658324173429), (39, 523283317341), (47, 434213816517), (93, 219441391143), (117, 174427772447), (141, 144737938839), (279, 73147130381), (403, 50640321033), (423, 48245979613), (611, 33401062809), (961, 21236263659), (1209, 16880107011), (1457, 14006897307), (1833, 11133687603), (2883, 7078754553), (3627, 5626702337), (4371, 4668965769), (5499, 3711229201), (8649, 2359584851), (12493, 1633558743), (13113, 1556321923), (18941, 1077453639), (37479, 544519581), (45167, 451835397), (56823, 359151213), (112437, 181506527), (135501, 150611799), (170469, 119717071), (406503, 50203933), (587171, 34756569), (1761513, 11585523), (3861841, 5284539)]