20071765936

素因数分解:

$2^4\times {\mathrm{303089}}^1\times {\mathrm{4139}}^1$

素因数の和:307236

約数の個数: 20

約数和(自身を含む): 38898570600

約数和(自身を除く): 18826804664

約数列:

[1, 2, 4, 8, 16, 4139, 8278, 16556, 33112, 66224, 303089, 606178, 1212356, 2424712, 4849424, 1254485371, 2508970742, 5017941484, 10035882968, 20071765936]

約数ペア:

[(1, 20071765936), (2, 10035882968), (4, 5017941484), (8, 2508970742), (16, 1254485371), (4139, 4849424), (8278, 2424712), (16556, 1212356), (33112, 606178), (66224, 303089)]