18635428

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1523}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 40965120

約数和(自身を除く): 22329692

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 133, 161, 266, 322, 437, 532, 644, 874, 1523, 1748, 3046, 3059, 6092, 6118, 10661, 12236, 21322, 28937, 35029, 42644, 57874, 70058, 115748, 140116, 202559, 245203, 405118, 490406, 665551, 810236, 980812, 1331102, 2662204, 4658857, 9317714, 18635428]

約数ペア:

[(1, 18635428), (2, 9317714), (4, 4658857), (7, 2662204), (14, 1331102), (19, 980812), (23, 810236), (28, 665551), (38, 490406), (46, 405118), (76, 245203), (92, 202559), (133, 140116), (161, 115748), (266, 70058), (322, 57874), (437, 42644), (532, 35029), (644, 28937), (874, 21322), (1523, 12236), (1748, 10661), (3046, 6118), (3059, 6092)]