20844264

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2341}}^1$

素因数の和:2410

約数の個数: 64

約数和(自身を含む): 60704640

約数和(自身を除く): 39860376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 106, 159, 168, 212, 318, 371, 424, 636, 742, 1113, 1272, 1484, 2226, 2341, 2968, 4452, 4682, 7023, 8904, 9364, 14046, 16387, 18728, 28092, 32774, 49161, 56184, 65548, 98322, 124073, 131096, 196644, 248146, 372219, 393288, 496292, 744438, 868511, 992584, 1488876, 1737022, 2605533, 2977752, 3474044, 5211066, 6948088, 10422132, 20844264]

約数ペア:

[(1, 20844264), (2, 10422132), (3, 6948088), (4, 5211066), (6, 3474044), (7, 2977752), (8, 2605533), (12, 1737022), (14, 1488876), (21, 992584), (24, 868511), (28, 744438), (42, 496292), (53, 393288), (56, 372219), (84, 248146), (106, 196644), (159, 131096), (168, 124073), (212, 98322), (318, 65548), (371, 56184), (424, 49161), (636, 32774), (742, 28092), (1113, 18728), (1272, 16387), (1484, 14046), (2226, 9364), (2341, 8904), (2968, 7023), (4452, 4682)]