17808868

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{863}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 39481344

約数和(自身を除く): 21672476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 67, 77, 134, 154, 268, 308, 469, 737, 863, 938, 1474, 1726, 1876, 2948, 3452, 5159, 6041, 9493, 10318, 12082, 18986, 20636, 24164, 37972, 57821, 66451, 115642, 132902, 231284, 265804, 404747, 636031, 809494, 1272062, 1618988, 2544124, 4452217, 8904434, 17808868]

約数ペア:

[(1, 17808868), (2, 8904434), (4, 4452217), (7, 2544124), (11, 1618988), (14, 1272062), (22, 809494), (28, 636031), (44, 404747), (67, 265804), (77, 231284), (134, 132902), (154, 115642), (268, 66451), (308, 57821), (469, 37972), (737, 24164), (863, 20636), (938, 18986), (1474, 12082), (1726, 10318), (1876, 9493), (2948, 6041), (3452, 5159)]