18339685

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2371}}^1$

素因数の和:2413

約数の個数: 32

約数和(自身を含む): 28691712

約数和(自身を除く): 10352027

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 2371, 7735, 11855, 16597, 30823, 40307, 82985, 154115, 201535, 215761, 282149, 523991, 1078805, 1410745, 2619955, 3667937, 18339685]

約数ペア:

[(1, 18339685), (5, 3667937), (7, 2619955), (13, 1410745), (17, 1078805), (35, 523991), (65, 282149), (85, 215761), (91, 201535), (119, 154115), (221, 82985), (455, 40307), (595, 30823), (1105, 16597), (1547, 11855), (2371, 7735)]