20826414

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2467}}^1$

素因数の和:2549

約数の個数: 48

約数和(自身を含む): 52361088

約数和(自身を除く): 31534674

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2467, 2814, 4221, 4934, 7401, 8442, 14802, 17269, 22203, 34538, 44406, 51807, 103614, 155421, 165289, 310842, 330578, 495867, 991734, 1157023, 1487601, 2314046, 2975202, 3471069, 6942138, 10413207, 20826414]

約数ペア:

[(1, 20826414), (2, 10413207), (3, 6942138), (6, 3471069), (7, 2975202), (9, 2314046), (14, 1487601), (18, 1157023), (21, 991734), (42, 495867), (63, 330578), (67, 310842), (126, 165289), (134, 155421), (201, 103614), (402, 51807), (469, 44406), (603, 34538), (938, 22203), (1206, 17269), (1407, 14802), (2467, 8442), (2814, 7401), (4221, 4934)]