20477268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3533}}^1$

素因数の和:3573

約数の個数: 72

約数和(自身を含む): 61746048

約数和(自身を除く): 41268780

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 3533, 5796, 7066, 10599, 14132, 21198, 24731, 31797, 42396, 49462, 63594, 74193, 81259, 98924, 127188, 148386, 162518, 222579, 243777, 296772, 325036, 445158, 487554, 568813, 731331, 890316, 975108, 1137626, 1462662, 1706439, 2275252, 2925324, 3412878, 5119317, 6825756, 10238634, 20477268]

約数ペア:

[(1, 20477268), (2, 10238634), (3, 6825756), (4, 5119317), (6, 3412878), (7, 2925324), (9, 2275252), (12, 1706439), (14, 1462662), (18, 1137626), (21, 975108), (23, 890316), (28, 731331), (36, 568813), (42, 487554), (46, 445158), (63, 325036), (69, 296772), (84, 243777), (92, 222579), (126, 162518), (138, 148386), (161, 127188), (207, 98924), (252, 81259), (276, 74193), (322, 63594), (414, 49462), (483, 42396), (644, 31797), (828, 24731), (966, 21198), (1449, 14132), (1932, 10599), (2898, 7066), (3533, 5796)]