17871841

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1$

素因数の和:832

約数の個数: 16

約数和(自身を含む): 20220928

約数和(自身を除く): 2349087

約数列:

[1, 13, 31, 61, 403, 727, 793, 1891, 9451, 22537, 24583, 44347, 292981, 576511, 1374757, 17871841]

約数ペア:

[(1, 17871841), (13, 1374757), (31, 576511), (61, 292981), (403, 44347), (727, 24583), (793, 22537), (1891, 9451)]