20911577

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 22794240

約数和(自身を除く): 1882663

約数列:

[1, 23, 31, 139, 211, 713, 3197, 4309, 4853, 6541, 29329, 99107, 150443, 674567, 909199, 20911577]

約数ペア:

[(1, 20911577), (23, 909199), (31, 674567), (139, 150443), (211, 99107), (713, 29329), (3197, 6541), (4309, 4853)]