20118891024

素因数分解:

$2^4\times 3^3\times {\mathrm{677}}^1\times {\mathrm{68791}}^1$

素因数の和:69485

約数の個数: 80

約数和(自身を含む): 57834810240

約数和(自身を除く): 37715919216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 677, 1354, 2031, 2708, 4062, 5416, 6093, 8124, 10832, 12186, 16248, 18279, 24372, 32496, 36558, 48744, 68791, 73116, 97488, 137582, 146232, 206373, 275164, 292464, 412746, 550328, 619119, 825492, 1100656, 1238238, 1650984, 1857357, 2476476, 3301968, 3714714, 4952952, 7429428, 9905904, 14858856, 29717712, 46571507, 93143014, 139714521, 186286028, 279429042, 372572056, 419143563, 558858084, 745144112, 838287126, 1117716168, 1257430689, 1676574252, 2235432336, 2514861378, 3353148504, 5029722756, 6706297008, 10059445512, 20118891024]

約数ペア:

[(1, 20118891024), (2, 10059445512), (3, 6706297008), (4, 5029722756), (6, 3353148504), (8, 2514861378), (9, 2235432336), (12, 1676574252), (16, 1257430689), (18, 1117716168), (24, 838287126), (27, 745144112), (36, 558858084), (48, 419143563), (54, 372572056), (72, 279429042), (108, 186286028), (144, 139714521), (216, 93143014), (432, 46571507), (677, 29717712), (1354, 14858856), (2031, 9905904), (2708, 7429428), (4062, 4952952), (5416, 3714714), (6093, 3301968), (8124, 2476476), (10832, 1857357), (12186, 1650984), (16248, 1238238), (18279, 1100656), (24372, 825492), (32496, 619119), (36558, 550328), (48744, 412746), (68791, 292464), (73116, 275164), (97488, 206373), (137582, 146232)]