20737704

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{66467}}^1$

素因数の和:66489

約数の個数: 32

約数和(自身を含む): 55833120

約数和(自身を除く): 35095416

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 66467, 132934, 199401, 265868, 398802, 531736, 797604, 864071, 1595208, 1728142, 2592213, 3456284, 5184426, 6912568, 10368852, 20737704]

約数ペア:

[(1, 20737704), (2, 10368852), (3, 6912568), (4, 5184426), (6, 3456284), (8, 2592213), (12, 1728142), (13, 1595208), (24, 864071), (26, 797604), (39, 531736), (52, 398802), (78, 265868), (104, 199401), (156, 132934), (312, 66467)]