18409336

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4451}}^1$

素因数の和:4515

約数の個数: 32

約数和(自身を含む): 38465280

約数和(自身を除く): 20055944

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 4451, 8902, 17804, 35608, 48961, 97922, 195844, 209197, 391688, 418394, 836788, 1673576, 2301167, 4602334, 9204668, 18409336]

約数ペア:

[(1, 18409336), (2, 9204668), (4, 4602334), (8, 2301167), (11, 1673576), (22, 836788), (44, 418394), (47, 391688), (88, 209197), (94, 195844), (188, 97922), (376, 48961), (517, 35608), (1034, 17804), (2068, 8902), (4136, 4451)]