20479706

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{1489}}^1$

素因数の和:1550

約数の個数: 24

約数和(自身を含む): 34606740

約数和(自身を除く): 14127034

約数列:

[1, 2, 13, 23, 26, 46, 299, 529, 598, 1058, 1489, 2978, 6877, 13754, 19357, 34247, 38714, 68494, 445211, 787681, 890422, 1575362, 10239853, 20479706]

約数ペア:

[(1, 20479706), (2, 10239853), (13, 1575362), (23, 890422), (26, 787681), (46, 445211), (299, 68494), (529, 38714), (598, 34247), (1058, 19357), (1489, 13754), (2978, 6877)]