19003868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11789}}^1$

素因数の和:11837

約数の個数: 24

約数和(自身を含む): 36973440

約数和(自身を除く): 17969572

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 11789, 23578, 47156, 153257, 306514, 365459, 613028, 730918, 1461836, 4750967, 9501934, 19003868]

約数ペア:

[(1, 19003868), (2, 9501934), (4, 4750967), (13, 1461836), (26, 730918), (31, 613028), (52, 365459), (62, 306514), (124, 153257), (403, 47156), (806, 23578), (1612, 11789)]