20120204439

素因数分解:

$3^3\times {\mathrm{419}}^1\times {\mathrm{823}}^1\times {\mathrm{2161}}^1$

素因数の和:3412

約数の個数: 32

約数和(自身を含む): 29928998400

約数和(自身を除く): 9808793961

約数列:

[1, 3, 9, 27, 419, 823, 1257, 2161, 2469, 3771, 6483, 7407, 11313, 19449, 22221, 58347, 344837, 905459, 1034511, 1778503, 2716377, 3103533, 5335509, 8149131, 9310599, 16006527, 24447393, 48019581, 745192757, 2235578271, 6706734813, 20120204439]

約数ペア:

[(1, 20120204439), (3, 6706734813), (9, 2235578271), (27, 745192757), (419, 48019581), (823, 24447393), (1257, 16006527), (2161, 9310599), (2469, 8149131), (3771, 5335509), (6483, 3103533), (7407, 2716377), (11313, 1778503), (19449, 1034511), (22221, 905459), (58347, 344837)]