20943973204

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{125693}}^1$

素因数の和:126256

約数の個数: 48

約数和(自身を含む): 45780771456

約数和(自身を除く): 24836798252

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 541, 1082, 2164, 3787, 5951, 7574, 11902, 15148, 23804, 41657, 83314, 125693, 166628, 251386, 502772, 879851, 1382623, 1759702, 2765246, 3519404, 5530492, 9678361, 19356722, 38713444, 67999913, 135999826, 271999652, 475999391, 747999043, 951998782, 1495998086, 1903997564, 2991996172, 5235993301, 10471986602, 20943973204]

約数ペア:

[(1, 20943973204), (2, 10471986602), (4, 5235993301), (7, 2991996172), (11, 1903997564), (14, 1495998086), (22, 951998782), (28, 747999043), (44, 475999391), (77, 271999652), (154, 135999826), (308, 67999913), (541, 38713444), (1082, 19356722), (2164, 9678361), (3787, 5530492), (5951, 3519404), (7574, 2765246), (11902, 1759702), (15148, 1382623), (23804, 879851), (41657, 502772), (83314, 251386), (125693, 166628)]