18915534

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1151}}^1$

素因数の和:1253

約数の個数: 48

約数和(自身を含む): 45287424

約数和(自身を除く): 26371890

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 83, 99, 166, 198, 249, 498, 747, 913, 1151, 1494, 1826, 2302, 2739, 3453, 5478, 6906, 8217, 10359, 12661, 16434, 20718, 25322, 37983, 75966, 95533, 113949, 191066, 227898, 286599, 573198, 859797, 1050863, 1719594, 2101726, 3152589, 6305178, 9457767, 18915534]

約数ペア:

[(1, 18915534), (2, 9457767), (3, 6305178), (6, 3152589), (9, 2101726), (11, 1719594), (18, 1050863), (22, 859797), (33, 573198), (66, 286599), (83, 227898), (99, 191066), (166, 113949), (198, 95533), (249, 75966), (498, 37983), (747, 25322), (913, 20718), (1151, 16434), (1494, 12661), (1826, 10359), (2302, 8217), (2739, 6906), (3453, 5478)]