20163971478

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{68584937}}^1$

素因数の和:68584956

約数の個数: 24

約数和(自身を含む): 46912097592

約数和(自身を除く): 26748126114

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 68584937, 137169874, 205754811, 411509622, 480094559, 960189118, 1440283677, 2880567354, 3360661913, 6721323826, 10081985739, 20163971478]

約数ペア:

[(1, 20163971478), (2, 10081985739), (3, 6721323826), (6, 3360661913), (7, 2880567354), (14, 1440283677), (21, 960189118), (42, 480094559), (49, 411509622), (98, 205754811), (147, 137169874), (294, 68584937)]