20197483810049

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{2113}}^1\times {\mathrm{2417}}^1\times {\mathrm{3343}}^1$

素因数の和:7906

約数の個数: 48

約数和(自身を含む): 25024685317632

約数和(自身を除く): 4827201507583

約数列:

[1, 7, 13, 91, 169, 1183, 2113, 2417, 3343, 14791, 16919, 23401, 27469, 31421, 43459, 192283, 219947, 304213, 357097, 408473, 564967, 2499679, 2859311, 3954769, 5107121, 7063759, 8080031, 35749847, 49446313, 56560217, 66392573, 91828867, 105040403, 464748011, 642802069, 735282821, 863103449, 1193775271, 1365525239, 6041724143, 8356426897, 9558676673, 17073105503, 119511738521, 221950371539, 1553652600773, 2885354830007, 20197483810049]

約数ペア:

[(1, 20197483810049), (7, 2885354830007), (13, 1553652600773), (91, 221950371539), (169, 119511738521), (1183, 17073105503), (2113, 9558676673), (2417, 8356426897), (3343, 6041724143), (14791, 1365525239), (16919, 1193775271), (23401, 863103449), (27469, 735282821), (31421, 642802069), (43459, 464748011), (192283, 105040403), (219947, 91828867), (304213, 66392573), (357097, 56560217), (408473, 49446313), (564967, 35749847), (2499679, 8080031), (2859311, 7063759), (3954769, 5107121)]