11887505

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19979}}^1$

素因数の和:20008

約数の個数: 16

約数和(自身を含む): 17262720

約数和(自身を除く): 5375215

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 19979, 99895, 139853, 339643, 699265, 1698215, 2377501, 11887505]

約数ペア:

[(1, 11887505), (5, 2377501), (7, 1698215), (17, 699265), (35, 339643), (85, 139853), (119, 99895), (595, 19979)]