18365644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 38054016

約数和(自身を除く): 19688372

約数列:

[1, 2, 4, 11, 17, 22, 34, 43, 44, 68, 86, 172, 187, 374, 473, 571, 731, 748, 946, 1142, 1462, 1892, 2284, 2924, 6281, 8041, 9707, 12562, 16082, 19414, 24553, 25124, 32164, 38828, 49106, 98212, 106777, 213554, 270083, 417401, 427108, 540166, 834802, 1080332, 1669604, 4591411, 9182822, 18365644]

約数ペア:

[(1, 18365644), (2, 9182822), (4, 4591411), (11, 1669604), (17, 1080332), (22, 834802), (34, 540166), (43, 427108), (44, 417401), (68, 270083), (86, 213554), (172, 106777), (187, 98212), (374, 49106), (473, 38828), (571, 32164), (731, 25124), (748, 24553), (946, 19414), (1142, 16082), (1462, 12562), (1892, 9707), (2284, 8041), (2924, 6281)]