19383196

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 42045696

約数和(自身を除く): 22662500

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 43, 68, 86, 119, 172, 238, 301, 476, 602, 731, 947, 1204, 1462, 1894, 2924, 3788, 5117, 6629, 10234, 13258, 16099, 20468, 26516, 32198, 40721, 64396, 81442, 112693, 162884, 225386, 285047, 450772, 570094, 692257, 1140188, 1384514, 2769028, 4845799, 9691598, 19383196]

約数ペア:

[(1, 19383196), (2, 9691598), (4, 4845799), (7, 2769028), (14, 1384514), (17, 1140188), (28, 692257), (34, 570094), (43, 450772), (68, 285047), (86, 225386), (119, 162884), (172, 112693), (238, 81442), (301, 64396), (476, 40721), (602, 32198), (731, 26516), (947, 20468), (1204, 16099), (1462, 13258), (1894, 10234), (2924, 6629), (3788, 5117)]