19981856922

素因数分解:

$2^1\times 3^1\times {\mathrm{3191}}^1\times {\mathrm{1043657}}^1$

素因数の和:1046853

約数の個数: 16

約数和(自身を含む): 39976276032

約数和(自身を除く): 19994419110

約数列:

[1, 2, 3, 6, 3191, 6382, 9573, 19146, 1043657, 2087314, 3130971, 6261942, 3330309487, 6660618974, 9990928461, 19981856922]

約数ペア:

[(1, 19981856922), (2, 9990928461), (3, 6660618974), (6, 3330309487), (3191, 6261942), (6382, 3130971), (9573, 2087314), (19146, 1043657)]