19913244

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127649}}^1$

素因数の和:127669

約数の個数: 24

約数和(自身を含む): 50038800

約数和(自身を除く): 30125556

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 127649, 255298, 382947, 510596, 765894, 1531788, 1659437, 3318874, 4978311, 6637748, 9956622, 19913244]

約数ペア:

[(1, 19913244), (2, 9956622), (3, 6637748), (4, 4978311), (6, 3318874), (12, 1659437), (13, 1531788), (26, 765894), (39, 510596), (52, 382947), (78, 255298), (156, 127649)]