20188858501

素因数分解:

$7^1\times {\mathrm{179}}^1\times {\mathrm{739}}^1\times {\mathrm{21803}}^1$

素因数の和:22728

約数の個数: 16

約数和(自身を含む): 23234342400

約数和(自身を除く): 3045483899

約数列:

[1, 7, 179, 739, 1253, 5173, 21803, 132281, 152621, 925967, 3902737, 16112417, 27319159, 112786919, 2884122643, 20188858501]

約数ペア:

[(1, 20188858501), (7, 2884122643), (179, 112786919), (739, 27319159), (1253, 16112417), (5173, 3902737), (21803, 925967), (132281, 152621)]