20197508758

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{82031}}^1$

素因数の和:82492

約数の個数: 32

約数和(自身を含む): 35516574720

約数和(自身を除く): 15319065962

約数列:

[1, 2, 7, 14, 43, 86, 301, 409, 602, 818, 2863, 5726, 17587, 35174, 82031, 123109, 164062, 246218, 574217, 1148434, 3527333, 7054666, 24691331, 33550679, 49382662, 67101358, 234854753, 469709506, 1442679197, 2885358394, 10098754379, 20197508758]

約数ペア:

[(1, 20197508758), (2, 10098754379), (7, 2885358394), (14, 1442679197), (43, 469709506), (86, 234854753), (301, 67101358), (409, 49382662), (602, 33550679), (818, 24691331), (2863, 7054666), (5726, 3527333), (17587, 1148434), (35174, 574217), (82031, 246218), (123109, 164062)]