18031288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{709}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 39234600

約数和(自身を除く): 21203312

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 289, 374, 578, 709, 748, 1156, 1418, 1496, 2312, 2836, 3179, 5672, 6358, 7799, 12053, 12716, 15598, 24106, 25432, 31196, 48212, 62392, 96424, 132583, 204901, 265166, 409802, 530332, 819604, 1060664, 1639208, 2253911, 4507822, 9015644, 18031288]

約数ペア:

[(1, 18031288), (2, 9015644), (4, 4507822), (8, 2253911), (11, 1639208), (17, 1060664), (22, 819604), (34, 530332), (44, 409802), (68, 265166), (88, 204901), (136, 132583), (187, 96424), (289, 62392), (374, 48212), (578, 31196), (709, 25432), (748, 24106), (1156, 15598), (1418, 12716), (1496, 12053), (2312, 7799), (2836, 6358), (3179, 5672)]