18666884

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1231}}^1$

素因数の和:1475

約数の個数: 24

約数和(自身を含む): 34771968

約数和(自身を除く): 16105084

約数列:

[1, 2, 4, 17, 34, 68, 223, 446, 892, 1231, 2462, 3791, 4924, 7582, 15164, 20927, 41854, 83708, 274513, 549026, 1098052, 4666721, 9333442, 18666884]

約数ペア:

[(1, 18666884), (2, 9333442), (4, 4666721), (17, 1098052), (34, 549026), (68, 274513), (223, 83708), (446, 41854), (892, 20927), (1231, 15164), (2462, 7582), (3791, 4924)]