20175555631

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1181}}^1\times {\mathrm{11677}}^1$

素因数の和:12895

約数の個数: 32

約数和(自身を含む): 26502520320

約数和(自身を除く): 6326964689

約数列:

[1, 7, 11, 19, 77, 133, 209, 1181, 1463, 8267, 11677, 12991, 22439, 81739, 90937, 128447, 157073, 221863, 246829, 899129, 1553041, 1727803, 2440493, 13790537, 17083451, 96533759, 151695907, 262020203, 1061871349, 1834141421, 2882222233, 20175555631]

約数ペア:

[(1, 20175555631), (7, 2882222233), (11, 1834141421), (19, 1061871349), (77, 262020203), (133, 151695907), (209, 96533759), (1181, 17083451), (1463, 13790537), (8267, 2440493), (11677, 1727803), (12991, 1553041), (22439, 899129), (81739, 246829), (90937, 221863), (128447, 157073)]