20161257215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{6343}}^1\times {\mathrm{57791}}^1$

素因数の和:64150

約数の個数: 16

約数和(自身を含む): 26397536256

約数和(自身を除く): 6236279041

約数列:

[1, 5, 11, 55, 6343, 31715, 57791, 69773, 288955, 348865, 635701, 3178505, 366568313, 1832841565, 4032251443, 20161257215]

約数ペア:

[(1, 20161257215), (5, 4032251443), (11, 1832841565), (55, 366568313), (6343, 3178505), (31715, 635701), (57791, 348865), (69773, 288955)]