16390396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8663}}^1$

素因数の和:8721

約数の個数: 24

約数和(自身を含む): 32022144

約数和(自身を除く): 15631748

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 8663, 17326, 34652, 95293, 190586, 372509, 381172, 745018, 1490036, 4097599, 8195198, 16390396]

約数ペア:

[(1, 16390396), (2, 8195198), (4, 4097599), (11, 1490036), (22, 745018), (43, 381172), (44, 372509), (86, 190586), (172, 95293), (473, 34652), (946, 17326), (1892, 8663)]