19701742

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{12329}}^1$

素因数の和:12395

約数の個数: 16

約数和(自身を含む): 31959360

約数和(自身を除く): 12257618

約数列:

[1, 2, 17, 34, 47, 94, 799, 1598, 12329, 24658, 209593, 419186, 579463, 1158926, 9850871, 19701742]

約数ペア:

[(1, 19701742), (2, 9850871), (17, 1158926), (34, 579463), (47, 419186), (94, 209593), (799, 24658), (1598, 12329)]