19930113

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1051}}^1$

素因数の和:1114

約数の個数: 36

約数和(自身を含む): 34299408

約数和(自身を除く): 14369295

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 387, 441, 903, 1051, 2107, 2709, 3153, 6321, 7357, 9459, 18963, 22071, 45193, 51499, 66213, 135579, 154497, 316351, 406737, 463491, 949053, 2214457, 2847159, 6643371, 19930113]

約数ペア:

[(1, 19930113), (3, 6643371), (7, 2847159), (9, 2214457), (21, 949053), (43, 463491), (49, 406737), (63, 316351), (129, 154497), (147, 135579), (301, 66213), (387, 51499), (441, 45193), (903, 22071), (1051, 18963), (2107, 9459), (2709, 7357), (3153, 6321)]