2080690865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1933}}^1\times {\mathrm{19571}}^1$

素因数の和:21520

約数の個数: 16

約数和(自身を含む): 2725361856

約数和(自身を除く): 644670991

約数列:

[1, 5, 11, 55, 1933, 9665, 19571, 21263, 97855, 106315, 215281, 1076405, 37830743, 189153715, 416138173, 2080690865]

約数ペア:

[(1, 2080690865), (5, 416138173), (11, 189153715), (55, 37830743), (1933, 1076405), (9665, 215281), (19571, 106315), (21263, 97855)]