18723133

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1$

素因数の和:756

約数の個数: 16

約数和(自身を含む): 22119552

約数和(自身を除く): 3396419

約数列:

[1, 11, 13, 143, 311, 421, 3421, 4043, 4631, 5473, 44473, 60203, 130931, 1440241, 1702103, 18723133]

約数ペア:

[(1, 18723133), (11, 1702103), (13, 1440241), (143, 130931), (311, 60203), (421, 44473), (3421, 5473), (4043, 4631)]