18127538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{263}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 32199552

約数和(自身を除く): 14072014

約数列:

[1, 2, 11, 13, 22, 26, 143, 241, 263, 286, 482, 526, 2651, 2893, 3133, 3419, 5302, 5786, 6266, 6838, 34463, 37609, 63383, 68926, 75218, 126766, 697213, 823979, 1394426, 1647958, 9063769, 18127538]

約数ペア:

[(1, 18127538), (2, 9063769), (11, 1647958), (13, 1394426), (22, 823979), (26, 697213), (143, 126766), (241, 75218), (263, 68926), (286, 63383), (482, 37609), (526, 34463), (2651, 6838), (2893, 6266), (3133, 5786), (3419, 5302)]