2021609956

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{133669}}^1$

素因数の和:133891

約数の個数: 24

約数和(自身を含む): 3742760000

約数和(自身を除く): 1721150044

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 796, 3781, 7562, 15124, 133669, 267338, 534676, 2539711, 5079422, 10158844, 26600131, 53200262, 106400524, 505402489, 1010804978, 2021609956]

約数ペア:

[(1, 2021609956), (2, 1010804978), (4, 505402489), (19, 106400524), (38, 53200262), (76, 26600131), (199, 10158844), (398, 5079422), (796, 2539711), (3781, 534676), (7562, 267338), (15124, 133669)]