20197119976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1657}}^1\times {\mathrm{138511}}^1$

素因数の和:140185

約数の個数: 32

約数和(自身を含む): 41337521280

約数和(自身を除く): 21140401304

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1657, 3314, 6628, 13256, 18227, 36454, 72908, 138511, 145816, 277022, 554044, 1108088, 1523621, 3047242, 6094484, 12188968, 229512727, 459025454, 918050908, 1836101816, 2524639997, 5049279994, 10098559988, 20197119976]

約数ペア:

[(1, 20197119976), (2, 10098559988), (4, 5049279994), (8, 2524639997), (11, 1836101816), (22, 918050908), (44, 459025454), (88, 229512727), (1657, 12188968), (3314, 6094484), (6628, 3047242), (13256, 1523621), (18227, 1108088), (36454, 554044), (72908, 277022), (138511, 145816)]