19930701

素因数分解:

$3^1\times 7^4\times {\mathrm{2767}}^1$

素因数の和:2798

約数の個数: 20

約数和(自身を含む): 31012672

約数和(自身を除く): 11081971

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 2767, 7203, 8301, 19369, 58107, 135583, 406749, 949081, 2847243, 6643567, 19930701]

約数ペア:

[(1, 19930701), (3, 6643567), (7, 2847243), (21, 949081), (49, 406749), (147, 135583), (343, 58107), (1029, 19369), (2401, 8301), (2767, 7203)]