19864127921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1721}}^1\times {\mathrm{61723}}^1$

素因数の和:63472

約数の個数: 16

約数和(自身を含む): 22958365248

約数和(自身を除く): 3094237327

約数列:

[1, 11, 17, 187, 1721, 18931, 29257, 61723, 321827, 678953, 1049291, 11542201, 106225283, 1168478113, 1805829811, 19864127921]

約数ペア:

[(1, 19864127921), (11, 1805829811), (17, 1168478113), (187, 106225283), (1721, 11542201), (18931, 1049291), (29257, 678953), (61723, 321827)]