20123124

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{4889}}^1$

素因数の和:4917

約数の個数: 48

約数和(自身を含む): 54768000

約数和(自身を除く): 34644876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 4889, 9778, 14667, 19556, 29334, 34223, 58668, 68446, 102669, 136892, 205338, 239561, 410676, 479122, 718683, 958244, 1437366, 1676927, 2874732, 3353854, 5030781, 6707708, 10061562, 20123124]

約数ペア:

[(1, 20123124), (2, 10061562), (3, 6707708), (4, 5030781), (6, 3353854), (7, 2874732), (12, 1676927), (14, 1437366), (21, 958244), (28, 718683), (42, 479122), (49, 410676), (84, 239561), (98, 205338), (147, 136892), (196, 102669), (294, 68446), (343, 58668), (588, 34223), (686, 29334), (1029, 19556), (1372, 14667), (2058, 9778), (4116, 4889)]