18403724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1123}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 34273008

約数和(自身を除く): 15869284

約数列:

[1, 2, 4, 17, 34, 68, 241, 482, 964, 1123, 2246, 4097, 4492, 8194, 16388, 19091, 38182, 76364, 270643, 541286, 1082572, 4600931, 9201862, 18403724]

約数ペア:

[(1, 18403724), (2, 9201862), (4, 4600931), (17, 1082572), (34, 541286), (68, 270643), (241, 76364), (482, 38182), (964, 19091), (1123, 16388), (2246, 8194), (4097, 4492)]