13405956

素因数分解:

$2^2\times 3^1\times {\mathrm{503}}^1\times {\mathrm{2221}}^1$

素因数の和:2731

約数の個数: 24

約数和(自身を含む): 31356864

約数和(自身を除く): 17950908

約数列:

[1, 2, 3, 4, 6, 12, 503, 1006, 1509, 2012, 2221, 3018, 4442, 6036, 6663, 8884, 13326, 26652, 1117163, 2234326, 3351489, 4468652, 6702978, 13405956]

約数ペア:

[(1, 13405956), (2, 6702978), (3, 4468652), (4, 3351489), (6, 2234326), (12, 1117163), (503, 26652), (1006, 13326), (1509, 8884), (2012, 6663), (2221, 6036), (3018, 4442)]