19445164

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{433}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 34754720

約数和(自身を除く): 15309556

約数列:

[1, 2, 4, 103, 109, 206, 218, 412, 433, 436, 866, 1732, 11227, 22454, 44599, 44908, 47197, 89198, 94394, 178396, 188788, 4861291, 9722582, 19445164]

約数ペア:

[(1, 19445164), (2, 9722582), (4, 4861291), (103, 188788), (109, 178396), (206, 94394), (218, 89198), (412, 47197), (433, 44908), (436, 44599), (866, 22454), (1732, 11227)]