20586904

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{15227}}^1$

素因数の和:15259

約数の個数: 24

約数和(自身を含む): 41800860

約数和(自身を除く): 21213956

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 15227, 30454, 60908, 121816, 197951, 395902, 791804, 1583608, 2573363, 5146726, 10293452, 20586904]

約数ペア:

[(1, 20586904), (2, 10293452), (4, 5146726), (8, 2573363), (13, 1583608), (26, 791804), (52, 395902), (104, 197951), (169, 121816), (338, 60908), (676, 30454), (1352, 15227)]