20144478977

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1\times {\mathrm{1439}}^1$

素因数の和:1985

約数の個数: 32

約数和(自身を含む): 23775897600

約数和(自身を除く): 3631418623

約数列:

[1, 7, 53, 97, 371, 389, 679, 1439, 2723, 5141, 10073, 20617, 35987, 37733, 76267, 139583, 144319, 264131, 533869, 559771, 977081, 1999849, 3918397, 7397899, 13998943, 29667863, 51785293, 54297787, 207675041, 380084509, 2877782711, 20144478977]

約数ペア:

[(1, 20144478977), (7, 2877782711), (53, 380084509), (97, 207675041), (371, 54297787), (389, 51785293), (679, 29667863), (1439, 13998943), (2723, 7397899), (5141, 3918397), (10073, 1999849), (20617, 977081), (35987, 559771), (37733, 533869), (76267, 264131), (139583, 144319)]