19799436

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{38371}}^1$

素因数の和:38421

約数の個数: 24

約数和(自身を含む): 47274304

約数和(自身を除く): 27474868

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 38371, 76742, 115113, 153484, 230226, 460452, 1649953, 3299906, 4949859, 6599812, 9899718, 19799436]

約数ペア:

[(1, 19799436), (2, 9899718), (3, 6599812), (4, 4949859), (6, 3299906), (12, 1649953), (43, 460452), (86, 230226), (129, 153484), (172, 115113), (258, 76742), (516, 38371)]