18639152

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{461}}^1$

素因数の和:514

約数の個数: 60

約数和(自身を含む): 43653456

約数和(自身を除く): 25014304

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 361, 461, 532, 722, 922, 1064, 1444, 1844, 2128, 2527, 2888, 3227, 3688, 5054, 5776, 6454, 7376, 8759, 10108, 12908, 17518, 20216, 25816, 35036, 40432, 51632, 61313, 70072, 122626, 140144, 166421, 245252, 332842, 490504, 665684, 981008, 1164947, 1331368, 2329894, 2662736, 4659788, 9319576, 18639152]

約数ペア:

[(1, 18639152), (2, 9319576), (4, 4659788), (7, 2662736), (8, 2329894), (14, 1331368), (16, 1164947), (19, 981008), (28, 665684), (38, 490504), (56, 332842), (76, 245252), (112, 166421), (133, 140144), (152, 122626), (266, 70072), (304, 61313), (361, 51632), (461, 40432), (532, 35036), (722, 25816), (922, 20216), (1064, 17518), (1444, 12908), (1844, 10108), (2128, 8759), (2527, 7376), (2888, 6454), (3227, 5776), (3688, 5054)]