20187565566

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2985443}}^1$

素因数の和:2985485

約数の個数: 48

約数和(自身を含む): 49009048704

約数和(自身を除く): 28821483138

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 294, 322, 483, 966, 1127, 2254, 3381, 6762, 2985443, 5970886, 8956329, 17912658, 20898101, 41796202, 62694303, 68665189, 125388606, 137330378, 146286707, 205995567, 292573414, 411991134, 438860121, 480656323, 877720242, 961312646, 1441968969, 2883937938, 3364594261, 6729188522, 10093782783, 20187565566]

約数ペア:

[(1, 20187565566), (2, 10093782783), (3, 6729188522), (6, 3364594261), (7, 2883937938), (14, 1441968969), (21, 961312646), (23, 877720242), (42, 480656323), (46, 438860121), (49, 411991134), (69, 292573414), (98, 205995567), (138, 146286707), (147, 137330378), (161, 125388606), (294, 68665189), (322, 62694303), (483, 41796202), (966, 20898101), (1127, 17912658), (2254, 8956329), (3381, 5970886), (6762, 2985443)]