20761344254

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{18771559}}^1$

素因数の和:18771647

約数の個数: 16

約数和(自身を含む): 36041395200

約数和(自身を除く): 15280050946

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 18771559, 37543118, 131400913, 262801826, 1482953161, 2965906322, 10380672127, 20761344254]

約数ペア:

[(1, 20761344254), (2, 10380672127), (7, 2965906322), (14, 1482953161), (79, 262801826), (158, 131400913), (553, 37543118), (1106, 18771559)]