18066996836

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{225061}}^1$

素因数の和:225180

約数の個数: 48

約数和(自身を含む): 37507932672

約数和(自身を除く): 19440935836

約数列:

[1, 2, 4, 7, 14, 28, 47, 61, 94, 122, 188, 244, 329, 427, 658, 854, 1316, 1708, 2867, 5734, 11468, 20069, 40138, 80276, 225061, 450122, 900244, 1575427, 3150854, 6301708, 10577867, 13728721, 21155734, 27457442, 42311468, 54914884, 74045069, 96101047, 148090138, 192202094, 296180276, 384404188, 645249887, 1290499774, 2580999548, 4516749209, 9033498418, 18066996836]

約数ペア:

[(1, 18066996836), (2, 9033498418), (4, 4516749209), (7, 2580999548), (14, 1290499774), (28, 645249887), (47, 384404188), (61, 296180276), (94, 192202094), (122, 148090138), (188, 96101047), (244, 74045069), (329, 54914884), (427, 42311468), (658, 27457442), (854, 21155734), (1316, 13728721), (1708, 10577867), (2867, 6301708), (5734, 3150854), (11468, 1575427), (20069, 900244), (40138, 450122), (80276, 225061)]