20774712

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3989}}^1$

素因数の和:4036

約数の個数: 64

約数和(自身を含む): 61286400

約数和(自身を除く): 40511688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 3989, 5208, 7978, 11967, 15956, 23934, 27923, 31912, 47868, 55846, 83769, 95736, 111692, 123659, 167538, 223384, 247318, 335076, 370977, 494636, 670152, 741954, 865613, 989272, 1483908, 1731226, 2596839, 2967816, 3462452, 5193678, 6924904, 10387356, 20774712]

約数ペア:

[(1, 20774712), (2, 10387356), (3, 6924904), (4, 5193678), (6, 3462452), (7, 2967816), (8, 2596839), (12, 1731226), (14, 1483908), (21, 989272), (24, 865613), (28, 741954), (31, 670152), (42, 494636), (56, 370977), (62, 335076), (84, 247318), (93, 223384), (124, 167538), (168, 123659), (186, 111692), (217, 95736), (248, 83769), (372, 55846), (434, 47868), (651, 31912), (744, 27923), (868, 23934), (1302, 15956), (1736, 11967), (2604, 7978), (3989, 5208)]