16390218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{210131}}^1$

素因数の和:210149

約数の個数: 16

約数和(自身を含む): 35302176

約数和(自身を除く): 18911958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 210131, 420262, 630393, 1260786, 2731703, 5463406, 8195109, 16390218]

約数ペア:

[(1, 16390218), (2, 8195109), (3, 5463406), (6, 2731703), (13, 1260786), (26, 630393), (39, 420262), (78, 210131)]