209919638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{324953}}^1$

素因数の和:324991

約数の個数: 16

約数和(自身を含む): 350950320

約数和(自身を除く): 141030682

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 324953, 649906, 5524201, 6174107, 11048402, 12348214, 104959819, 209919638]

約数ペア:

[(1, 209919638), (2, 104959819), (17, 12348214), (19, 11048402), (34, 6174107), (38, 5524201), (323, 649906), (646, 324953)]