20156547047

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31642931}}^1$

素因数の和:31642958

約数の個数: 12

約数和(自身を含む): 25251059736

約数和(自身を除く): 5094512689

約数列:

[1, 7, 13, 49, 91, 637, 31642931, 221500517, 411358103, 1550503619, 2879506721, 20156547047]

約数ペア:

[(1, 20156547047), (7, 2879506721), (13, 1550503619), (49, 411358103), (91, 221500517), (637, 31642931)]