18142190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1259}}^1$

素因数の和:1408

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 17782930

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 655, 1259, 1310, 1441, 2518, 2882, 6295, 7205, 12590, 13849, 14410, 27698, 69245, 138490, 164929, 329858, 824645, 1649290, 1814219, 3628438, 9071095, 18142190]

約数ペア:

[(1, 18142190), (2, 9071095), (5, 3628438), (10, 1814219), (11, 1649290), (22, 824645), (55, 329858), (110, 164929), (131, 138490), (262, 69245), (655, 27698), (1259, 14410), (1310, 13849), (1441, 12590), (2518, 7205), (2882, 6295)]