664005808

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{1431047}}^1$

素因数の和:1431084

約数の個数: 20

約数和(自身を含む): 1330874640

約数和(自身を除く): 666868832

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 1431047, 2862094, 5724188, 11448376, 22896752, 41500363, 83000726, 166001452, 332002904, 664005808]

約数ペア:

[(1, 664005808), (2, 332002904), (4, 166001452), (8, 83000726), (16, 41500363), (29, 22896752), (58, 11448376), (116, 5724188), (232, 2862094), (464, 1431047)]