20157626

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7561}}^1$

素因数の和:7637

約数の個数: 16

約数和(自身を含む): 31941888

約数和(自身を除く): 11784262

約数列:

[1, 2, 31, 43, 62, 86, 1333, 2666, 7561, 15122, 234391, 325123, 468782, 650246, 10078813, 20157626]

約数ペア:

[(1, 20157626), (2, 10078813), (31, 650246), (43, 468782), (62, 325123), (86, 234391), (1333, 15122), (2666, 7561)]