20135065223

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{983}}^1$

素因数の和:1224

約数の個数: 64

約数和(自身を含む): 26280640512

約数和(自身を除く): 6145575289

約数列:

[1, 7, 13, 31, 53, 91, 137, 217, 371, 403, 689, 959, 983, 1643, 1781, 2821, 4247, 4823, 6881, 7261, 11501, 12467, 12779, 21359, 29729, 30473, 50827, 52099, 55211, 89453, 94393, 134671, 149513, 213311, 225091, 364693, 386477, 396149, 660751, 677287, 942697, 1575637, 1615069, 1750723, 2773043, 2926183, 4174801, 4741009, 7137563, 11305483, 12255061, 20483281, 20995897, 29223607, 49962941, 54272413, 92788319, 146971279, 221264453, 379906891, 649518233, 1548851171, 2876437889, 20135065223]

約数ペア:

[(1, 20135065223), (7, 2876437889), (13, 1548851171), (31, 649518233), (53, 379906891), (91, 221264453), (137, 146971279), (217, 92788319), (371, 54272413), (403, 49962941), (689, 29223607), (959, 20995897), (983, 20483281), (1643, 12255061), (1781, 11305483), (2821, 7137563), (4247, 4741009), (4823, 4174801), (6881, 2926183), (7261, 2773043), (11501, 1750723), (12467, 1615069), (12779, 1575637), (21359, 942697), (29729, 677287), (30473, 660751), (50827, 396149), (52099, 386477), (55211, 364693), (89453, 225091), (94393, 213311), (134671, 149513)]