20540674

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1607}}^1$

素因数の和:1710

約数の個数: 32

約数和(自身を含む): 38900736

約数和(自身を除く): 18360062

約数列:

[1, 2, 7, 11, 14, 22, 77, 83, 154, 166, 581, 913, 1162, 1607, 1826, 3214, 6391, 11249, 12782, 17677, 22498, 35354, 123739, 133381, 247478, 266762, 933667, 1467191, 1867334, 2934382, 10270337, 20540674]

約数ペア:

[(1, 20540674), (2, 10270337), (7, 2934382), (11, 1867334), (14, 1467191), (22, 933667), (77, 266762), (83, 247478), (154, 133381), (166, 123739), (581, 35354), (913, 22498), (1162, 17677), (1607, 12782), (1826, 11249), (3214, 6391)]