20131038026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{449}}^1$

素因数の和:971

約数の個数: 64

約数和(自身を含む): 34077542400

約数和(自身を除く): 13946504374

約数列:

[1, 2, 11, 22, 47, 94, 131, 262, 331, 449, 517, 662, 898, 1034, 1441, 2882, 3641, 4939, 6157, 7282, 9878, 12314, 15557, 21103, 31114, 42206, 43361, 58819, 67727, 86722, 117638, 135454, 148619, 171127, 232133, 297238, 342254, 464266, 476971, 647009, 953942, 1294018, 1634809, 2037967, 2764493, 3269618, 4075934, 5528986, 6985093, 13970186, 19469089, 22417637, 30409423, 38938178, 44835274, 60818846, 76836023, 153672046, 214159979, 428319958, 915047183, 1830094366, 10065519013, 20131038026]

約数ペア:

[(1, 20131038026), (2, 10065519013), (11, 1830094366), (22, 915047183), (47, 428319958), (94, 214159979), (131, 153672046), (262, 76836023), (331, 60818846), (449, 44835274), (517, 38938178), (662, 30409423), (898, 22417637), (1034, 19469089), (1441, 13970186), (2882, 6985093), (3641, 5528986), (4939, 4075934), (6157, 3269618), (7282, 2764493), (9878, 2037967), (12314, 1634809), (15557, 1294018), (21103, 953942), (31114, 647009), (42206, 476971), (43361, 464266), (58819, 342254), (67727, 297238), (86722, 232133), (117638, 171127), (135454, 148619)]