20413209

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5483}}^1$

素因数の和:5576

約数の個数: 16

約数和(自身を含む): 29218752

約数和(自身を除く): 8805543

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 5483, 16449, 93211, 279633, 400259, 1200777, 6804403, 20413209]

約数ペア:

[(1, 20413209), (3, 6804403), (17, 1200777), (51, 400259), (73, 279633), (219, 93211), (1241, 16449), (3723, 5483)]