20540658

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{727}}^1$

素因数の和:1026

約数の個数: 32

約数和(自身を含む): 43714944

約数和(自身を除く): 23174286

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 277, 554, 727, 831, 1454, 1662, 2181, 4362, 4709, 9418, 12359, 14127, 24718, 28254, 37077, 74154, 201379, 402758, 604137, 1208274, 3423443, 6846886, 10270329, 20540658]

約数ペア:

[(1, 20540658), (2, 10270329), (3, 6846886), (6, 3423443), (17, 1208274), (34, 604137), (51, 402758), (102, 201379), (277, 74154), (554, 37077), (727, 28254), (831, 24718), (1454, 14127), (1662, 12359), (2181, 9418), (4362, 4709)]