19302921

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{631}}^1$

素因数の和:754

約数の個数: 32

約数和(自身を含む): 31549440

約数和(自身を除く): 12246519

約数列:

[1, 3, 9, 11, 27, 33, 99, 103, 297, 309, 631, 927, 1133, 1893, 2781, 3399, 5679, 6941, 10197, 17037, 20823, 30591, 62469, 64993, 187407, 194979, 584937, 714923, 1754811, 2144769, 6434307, 19302921]

約数ペア:

[(1, 19302921), (3, 6434307), (9, 2144769), (11, 1754811), (27, 714923), (33, 584937), (99, 194979), (103, 187407), (297, 64993), (309, 62469), (631, 30591), (927, 20823), (1133, 17037), (1893, 10197), (2781, 6941), (3399, 5679)]