18331060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{859}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 42477120

約数和(自身を除く): 24146060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 859, 970, 1067, 1718, 1940, 2134, 3436, 4268, 4295, 5335, 8590, 9449, 10670, 17180, 18898, 21340, 37796, 47245, 83323, 94490, 166646, 188980, 333292, 416615, 833230, 916553, 1666460, 1833106, 3666212, 4582765, 9165530, 18331060]

約数ペア:

[(1, 18331060), (2, 9165530), (4, 4582765), (5, 3666212), (10, 1833106), (11, 1666460), (20, 916553), (22, 833230), (44, 416615), (55, 333292), (97, 188980), (110, 166646), (194, 94490), (220, 83323), (388, 47245), (485, 37796), (859, 21340), (970, 18898), (1067, 17180), (1718, 10670), (1940, 9449), (2134, 8590), (3436, 5335), (4268, 4295)]