19966878

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{8599}}^1$

素因数の和:8653

約数の個数: 32

約数和(自身を含む): 45408000

約数和(自身を除く): 25441122

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 8599, 17198, 25797, 51594, 77391, 154782, 232173, 369757, 464346, 739514, 1109271, 2218542, 3327813, 6655626, 9983439, 19966878]

約数ペア:

[(1, 19966878), (2, 9983439), (3, 6655626), (6, 3327813), (9, 2218542), (18, 1109271), (27, 739514), (43, 464346), (54, 369757), (86, 232173), (129, 154782), (258, 77391), (387, 51594), (774, 25797), (1161, 17198), (2322, 8599)]