19497997

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1061}}^1$

素因数の和:1148

約数の個数: 16

約数和(自身を含む): 22021632

約数和(自身を除く): 2523635

約数列:

[1, 17, 23, 47, 391, 799, 1061, 1081, 18037, 18377, 24403, 49867, 414851, 847739, 1146941, 19497997]

約数ペア:

[(1, 19497997), (17, 1146941), (23, 847739), (47, 414851), (391, 49867), (799, 24403), (1061, 18377), (1081, 18037)]