19743912

素因数分解:

$2^3\times 3^4\times {\mathrm{30469}}^1$

素因数の和:30487

約数の個数: 40

約数和(自身を含む): 55303050

約数和(自身を除く): 35559138

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 30469, 60938, 91407, 121876, 182814, 243752, 274221, 365628, 548442, 731256, 822663, 1096884, 1645326, 2193768, 2467989, 3290652, 4935978, 6581304, 9871956, 19743912]

約数ペア:

[(1, 19743912), (2, 9871956), (3, 6581304), (4, 4935978), (6, 3290652), (8, 2467989), (9, 2193768), (12, 1645326), (18, 1096884), (24, 822663), (27, 731256), (36, 548442), (54, 365628), (72, 274221), (81, 243752), (108, 182814), (162, 121876), (216, 91407), (324, 60938), (648, 30469)]