20194781211

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 32969244672

約数和(自身を除く): 12774463461

約数列:

[1, 3, 9, 11, 33, 83, 99, 103, 107, 223, 249, 309, 321, 669, 747, 913, 927, 963, 1133, 1177, 2007, 2453, 2739, 3399, 3531, 7359, 8217, 8549, 8881, 10197, 10593, 11021, 18509, 22077, 22969, 23861, 25647, 26643, 33063, 55527, 68907, 71583, 76941, 79929, 94039, 97691, 99189, 121231, 166581, 203599, 206721, 214749, 252659, 262471, 282117, 293073, 363693, 610797, 757977, 787413, 846351, 879219, 914743, 1091079, 1832391, 1906427, 1980463, 2273931, 2362239, 2457683, 2744229, 5719281, 5941389, 7373049, 8232687, 10062173, 17157843, 17824167, 20970697, 21785093, 22119147, 27034513, 30186519, 62912091, 65355279, 81103539, 90559557, 188736273, 196065837, 203987689, 243310617, 611963067, 1835889201, 2243864579, 6731593737, 20194781211]

約数ペア:

[(1, 20194781211), (3, 6731593737), (9, 2243864579), (11, 1835889201), (33, 611963067), (83, 243310617), (99, 203987689), (103, 196065837), (107, 188736273), (223, 90559557), (249, 81103539), (309, 65355279), (321, 62912091), (669, 30186519), (747, 27034513), (913, 22119147), (927, 21785093), (963, 20970697), (1133, 17824167), (1177, 17157843), (2007, 10062173), (2453, 8232687), (2739, 7373049), (3399, 5941389), (3531, 5719281), (7359, 2744229), (8217, 2457683), (8549, 2362239), (8881, 2273931), (10197, 1980463), (10593, 1906427), (11021, 1832391), (18509, 1091079), (22077, 914743), (22969, 879219), (23861, 846351), (25647, 787413), (26643, 757977), (33063, 610797), (55527, 363693), (68907, 293073), (71583, 282117), (76941, 262471), (79929, 252659), (94039, 214749), (97691, 206721), (99189, 203599), (121231, 166581)]