19860906

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{254627}}^1$

素因数の和:254645

約数の個数: 16

約数和(自身を含む): 42777504

約数和(自身を除く): 22916598

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 254627, 509254, 763881, 1527762, 3310151, 6620302, 9930453, 19860906]

約数ペア:

[(1, 19860906), (2, 9930453), (3, 6620302), (6, 3310151), (13, 1527762), (26, 763881), (39, 509254), (78, 254627)]