20158906488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2553053}}^1$

素因数の和:2553116

約数の個数: 64

約数和(自身を含む): 58822364160

約数和(自身を除く): 38663457672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2632, 3948, 7896, 2553053, 5106106, 7659159, 10212212, 15318318, 17871371, 20424424, 30636636, 35742742, 53614113, 61273272, 71485484, 107228226, 119993491, 142970968, 214456452, 239986982, 359980473, 428912904, 479973964, 719960946, 839954437, 959947928, 1439921892, 1679908874, 2519863311, 2879843784, 3359817748, 5039726622, 6719635496, 10079453244, 20158906488]

約数ペア:

[(1, 20158906488), (2, 10079453244), (3, 6719635496), (4, 5039726622), (6, 3359817748), (7, 2879843784), (8, 2519863311), (12, 1679908874), (14, 1439921892), (21, 959947928), (24, 839954437), (28, 719960946), (42, 479973964), (47, 428912904), (56, 359980473), (84, 239986982), (94, 214456452), (141, 142970968), (168, 119993491), (188, 107228226), (282, 71485484), (329, 61273272), (376, 53614113), (564, 35742742), (658, 30636636), (987, 20424424), (1128, 17871371), (1316, 15318318), (1974, 10212212), (2632, 7659159), (3948, 5106106), (7896, 2553053)]