664907536

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2444513}}^1$

素因数の和:2444538

約数の個数: 20

約数和(自身を含む): 1364038812

約数和(自身を除く): 699131276

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2444513, 4889026, 9778052, 19556104, 39112208, 41556721, 83113442, 166226884, 332453768, 664907536]

約数ペア:

[(1, 664907536), (2, 332453768), (4, 166226884), (8, 83113442), (16, 41556721), (17, 39112208), (34, 19556104), (68, 9778052), (136, 4889026), (272, 2444513)]