18437132

素因数分解:

$2^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:990

約数の個数: 36

約数和(自身を含む): 37920960

約数和(自身を除く): 19483828

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 109, 196, 218, 436, 763, 863, 1526, 1726, 3052, 3452, 5341, 6041, 10682, 12082, 21364, 24164, 42287, 84574, 94067, 169148, 188134, 376268, 658469, 1316938, 2633876, 4609283, 9218566, 18437132]

約数ペア:

[(1, 18437132), (2, 9218566), (4, 4609283), (7, 2633876), (14, 1316938), (28, 658469), (49, 376268), (98, 188134), (109, 169148), (196, 94067), (218, 84574), (436, 42287), (763, 24164), (863, 21364), (1526, 12082), (1726, 10682), (3052, 6041), (3452, 5341)]