20118996869

素因数分解:

${\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{1009}}^1\times {\mathrm{1289}}^1$

素因数の和:2828

約数の個数: 16

約数和(自身を含む): 20846400000

約数和(自身を除く): 727403131

約数列:

[1, 31, 499, 1009, 1289, 15469, 31279, 39959, 503491, 643211, 1300601, 15608221, 19939541, 40318631, 648999899, 20118996869]

約数ペア:

[(1, 20118996869), (31, 648999899), (499, 40318631), (1009, 19939541), (1289, 15608221), (15469, 1300601), (31279, 643211), (39959, 503491)]