20137860117

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{881}}^1\times {\mathrm{4783}}^1$

素因数の和:5735

約数の個数: 40

約数和(自身を含む): 30633482880

約数和(自身を除く): 10495622763

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 881, 1593, 2643, 4779, 4783, 7929, 14349, 23787, 43047, 51979, 71361, 129141, 155937, 282197, 387423, 467811, 846591, 1403433, 2539773, 4210299, 4213823, 7619319, 12641469, 22857957, 37924407, 113773221, 248615557, 341319663, 745846671, 2237540013, 6712620039, 20137860117]

約数ペア:

[(1, 20137860117), (3, 6712620039), (9, 2237540013), (27, 745846671), (59, 341319663), (81, 248615557), (177, 113773221), (531, 37924407), (881, 22857957), (1593, 12641469), (2643, 7619319), (4779, 4213823), (4783, 4210299), (7929, 2539773), (14349, 1403433), (23787, 846591), (43047, 467811), (51979, 387423), (71361, 282197), (129141, 155937)]