18704543

素因数分解:

${\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 32

約数和(自身を含む): 23611392

約数和(自身を除く): 4906849

約数列:

[1, 11, 13, 23, 47, 121, 143, 253, 299, 517, 611, 1081, 1331, 1573, 2783, 3289, 5687, 6721, 11891, 14053, 17303, 30613, 36179, 62557, 73931, 130801, 154583, 397969, 813241, 1438811, 1700413, 18704543]

約数ペア:

[(1, 18704543), (11, 1700413), (13, 1438811), (23, 813241), (47, 397969), (121, 154583), (143, 130801), (253, 73931), (299, 62557), (517, 36179), (611, 30613), (1081, 17303), (1331, 14053), (1573, 11891), (2783, 6721), (3289, 5687)]