20647589187

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{22037}}^1$

素因数の和:22467

約数の個数: 32

約数和(自身を含む): 29585221632

約数和(自身を除く): 8937632445

約数列:

[1, 3, 23, 37, 69, 111, 367, 851, 1101, 2553, 8441, 13579, 22037, 25323, 40737, 66111, 312317, 506851, 815369, 936951, 1520553, 2446107, 8087579, 18753487, 24262737, 56260461, 186014317, 299240423, 558042951, 897721269, 6882529729, 20647589187]

約数ペア:

[(1, 20647589187), (3, 6882529729), (23, 897721269), (37, 558042951), (69, 299240423), (111, 186014317), (367, 56260461), (851, 24262737), (1101, 18753487), (2553, 8087579), (8441, 2446107), (13579, 1520553), (22037, 936951), (25323, 815369), (40737, 506851), (66111, 312317)]