20190965

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{569}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 24952320

約数和(自身を除く): 4761355

約数列:

[1, 5, 47, 151, 235, 569, 755, 2845, 7097, 26743, 35485, 85919, 133715, 429595, 4038193, 20190965]

約数ペア:

[(1, 20190965), (5, 4038193), (47, 429595), (151, 133715), (235, 85919), (569, 35485), (755, 26743), (2845, 7097)]