19934343

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1721}}^1$

素因数の和:1757

約数の個数: 40

約数和(自身を含む): 35004816

約数和(自身を除く): 15070473

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 1721, 3861, 5163, 11583, 15489, 18931, 22373, 46467, 56793, 67119, 139401, 170379, 201357, 246103, 511137, 604071, 738309, 1533411, 1812213, 2214927, 6644781, 19934343]

約数ペア:

[(1, 19934343), (3, 6644781), (9, 2214927), (11, 1812213), (13, 1533411), (27, 738309), (33, 604071), (39, 511137), (81, 246103), (99, 201357), (117, 170379), (143, 139401), (297, 67119), (351, 56793), (429, 46467), (891, 22373), (1053, 18931), (1287, 15489), (1721, 11583), (3861, 5163)]