19399579

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:450

約数の個数: 16

約数和(自身を含む): 21035520

約数和(自身を除く): 1635941

約数列:

[1, 29, 43, 47, 331, 1247, 1363, 2021, 9599, 14233, 15557, 58609, 412757, 451153, 668951, 19399579]

約数ペア:

[(1, 19399579), (29, 668951), (43, 451153), (47, 412757), (331, 58609), (1247, 15557), (1363, 14233), (2021, 9599)]