19740111

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4349}}^1$

素因数の和:4458

約数の個数: 16

約数和(自身を含む): 28188000

約数和(自身を除く): 8447889

約数列:

[1, 3, 17, 51, 89, 267, 1513, 4349, 4539, 13047, 73933, 221799, 387061, 1161183, 6580037, 19740111]

約数ペア:

[(1, 19740111), (3, 6580037), (17, 1161183), (51, 387061), (89, 221799), (267, 73933), (1513, 13047), (4349, 4539)]