2019505917

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2707}}^1$

素因数の和:2818

約数の個数: 64

約数和(自身を含む): 3319271424

約数和(自身を除く): 1299765507

約数列:

[1, 3, 11, 13, 33, 37, 39, 47, 111, 141, 143, 407, 429, 481, 517, 611, 1221, 1443, 1551, 1739, 1833, 2707, 5217, 5291, 6721, 8121, 15873, 19129, 20163, 22607, 29777, 35191, 57387, 67821, 89331, 100159, 105573, 127229, 248677, 300477, 381687, 387101, 746031, 1101749, 1161303, 1302067, 1399519, 1653977, 3305247, 3906201, 4198557, 4707473, 4961931, 14122419, 14322737, 18193747, 42968211, 51782203, 54581241, 61197149, 155346609, 183591447, 673168639, 2019505917]

約数ペア:

[(1, 2019505917), (3, 673168639), (11, 183591447), (13, 155346609), (33, 61197149), (37, 54581241), (39, 51782203), (47, 42968211), (111, 18193747), (141, 14322737), (143, 14122419), (407, 4961931), (429, 4707473), (481, 4198557), (517, 3906201), (611, 3305247), (1221, 1653977), (1443, 1399519), (1551, 1302067), (1739, 1161303), (1833, 1101749), (2707, 746031), (5217, 387101), (5291, 381687), (6721, 300477), (8121, 248677), (15873, 127229), (19129, 105573), (20163, 100159), (22607, 89331), (29777, 67821), (35191, 57387)]