7857424

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{1237}}^1$

素因数の和:1642

約数の個数: 20

約数和(自身を含む): 15274444

約数和(自身を除く): 7417020

約数列:

[1, 2, 4, 8, 16, 397, 794, 1237, 1588, 2474, 3176, 4948, 6352, 9896, 19792, 491089, 982178, 1964356, 3928712, 7857424]

約数ペア:

[(1, 7857424), (2, 3928712), (4, 1964356), (8, 982178), (16, 491089), (397, 19792), (794, 9896), (1237, 6352), (1588, 4948), (2474, 3176)]