209854430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{10133}}^1$

素因数の和:10268

約数の個数: 32

約数和(自身を含む): 401306400

約数和(自身を除く): 191451970

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 2071, 4142, 10133, 10355, 20266, 20710, 50665, 101330, 192527, 385054, 962635, 1104497, 1925270, 2208994, 5522485, 11044970, 20985443, 41970886, 104927215, 209854430]

約数ペア:

[(1, 209854430), (2, 104927215), (5, 41970886), (10, 20985443), (19, 11044970), (38, 5522485), (95, 2208994), (109, 1925270), (190, 1104497), (218, 962635), (545, 385054), (1090, 192527), (2071, 101330), (4142, 50665), (10133, 20710), (10355, 20266)]