20806120008

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6720323}}^1$

素因数の和:6720378

約数の個数: 48

約数和(自身を含む): 57660379920

約数和(自身を除く): 36854259912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6720323, 13440646, 20160969, 26881292, 40321938, 53762584, 60482907, 80643876, 120965814, 161287752, 241931628, 288973889, 483863256, 577947778, 866921667, 1155895556, 1733843334, 2311791112, 2600765001, 3467686668, 5201530002, 6935373336, 10403060004, 20806120008]

約数ペア:

[(1, 20806120008), (2, 10403060004), (3, 6935373336), (4, 5201530002), (6, 3467686668), (8, 2600765001), (9, 2311791112), (12, 1733843334), (18, 1155895556), (24, 866921667), (36, 577947778), (43, 483863256), (72, 288973889), (86, 241931628), (129, 161287752), (172, 120965814), (258, 80643876), (344, 60482907), (387, 53762584), (516, 40321938), (774, 26881292), (1032, 20160969), (1548, 13440646), (3096, 6720323)]