20057642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12841}}^1$

素因数の和:12925

約数の個数: 16

約数和(自身を含む): 33286464

約数和(自身を除く): 13228822

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 12841, 25682, 141251, 282502, 911711, 1823422, 10028821, 20057642]

約数ペア:

[(1, 20057642), (2, 10028821), (11, 1823422), (22, 911711), (71, 282502), (142, 141251), (781, 25682), (1562, 12841)]