18959471

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:514

約数の個数: 16

約数和(自身を含む): 20891520

約数和(自身を除く): 1932049

約数列:

[1, 17, 47, 61, 389, 799, 1037, 2867, 6613, 18283, 23729, 48739, 310811, 403393, 1115263, 18959471]

約数ペア:

[(1, 18959471), (17, 1115263), (47, 403393), (61, 310811), (389, 48739), (799, 23729), (1037, 18283), (2867, 6613)]