20124762777

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{73553}}^1$

素因数の和:73710

約数の個数: 48

約数和(自身を含む): 34331476608

約数和(自身を除く): 14206713831

約数列:

[1, 3, 7, 9, 21, 43, 63, 101, 129, 301, 303, 387, 707, 903, 909, 2121, 2709, 4343, 6363, 13029, 30401, 39087, 73553, 91203, 220659, 273609, 514871, 661977, 1544613, 3162779, 4633839, 7428853, 9488337, 22139453, 22286559, 28465011, 52001971, 66418359, 66859677, 156005913, 199255077, 319440679, 468017739, 958322037, 2236084753, 2874966111, 6708254259, 20124762777]

約数ペア:

[(1, 20124762777), (3, 6708254259), (7, 2874966111), (9, 2236084753), (21, 958322037), (43, 468017739), (63, 319440679), (101, 199255077), (129, 156005913), (301, 66859677), (303, 66418359), (387, 52001971), (707, 28465011), (903, 22286559), (909, 22139453), (2121, 9488337), (2709, 7428853), (4343, 4633839), (6363, 3162779), (13029, 1544613), (30401, 661977), (39087, 514871), (73553, 273609), (91203, 220659)]