19928196

素因数分解:

$2^2\times 3^2\times {\mathrm{553561}}^1$

素因数の和:553571

約数の個数: 18

約数和(自身を含む): 50374142

約数和(自身を除く): 30445946

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 553561, 1107122, 1660683, 2214244, 3321366, 4982049, 6642732, 9964098, 19928196]

約数ペア:

[(1, 19928196), (2, 9964098), (3, 6642732), (4, 4982049), (6, 3321366), (9, 2214244), (12, 1660683), (18, 1107122), (36, 553561)]