20959916904

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{631}}^1\times {\mathrm{10729}}^1$

素因数の和:11415

約数の個数: 96

約数和(自身を含む): 58184068800

約数和(自身を除く): 37224151896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 631, 774, 1032, 1262, 1548, 1893, 2524, 3096, 3786, 5048, 5679, 7572, 10729, 11358, 15144, 21458, 22716, 27133, 32187, 42916, 45432, 54266, 64374, 81399, 85832, 96561, 108532, 128748, 162798, 193122, 217064, 244197, 257496, 325596, 386244, 461347, 488394, 651192, 772488, 922694, 976788, 1384041, 1845388, 1953576, 2768082, 3690776, 4152123, 5536164, 6769999, 8304246, 11072328, 13539998, 16608492, 20309997, 27079996, 33216984, 40619994, 54159992, 60929991, 81239988, 121859982, 162479976, 243719964, 291109957, 487439928, 582219914, 873329871, 1164439828, 1746659742, 2328879656, 2619989613, 3493319484, 5239979226, 6986638968, 10479958452, 20959916904]

約数ペア:

[(1, 20959916904), (2, 10479958452), (3, 6986638968), (4, 5239979226), (6, 3493319484), (8, 2619989613), (9, 2328879656), (12, 1746659742), (18, 1164439828), (24, 873329871), (36, 582219914), (43, 487439928), (72, 291109957), (86, 243719964), (129, 162479976), (172, 121859982), (258, 81239988), (344, 60929991), (387, 54159992), (516, 40619994), (631, 33216984), (774, 27079996), (1032, 20309997), (1262, 16608492), (1548, 13539998), (1893, 11072328), (2524, 8304246), (3096, 6769999), (3786, 5536164), (5048, 4152123), (5679, 3690776), (7572, 2768082), (10729, 1953576), (11358, 1845388), (15144, 1384041), (21458, 976788), (22716, 922694), (27133, 772488), (32187, 651192), (42916, 488394), (45432, 461347), (54266, 386244), (64374, 325596), (81399, 257496), (85832, 244197), (96561, 217064), (108532, 193122), (128748, 162798)]