31639964

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{8231}}^1$

素因数の和:8297

約数の個数: 18

約数和(自身を含む): 57220632

約数和(自身を除く): 25580668

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 8231, 16462, 32924, 255161, 510322, 1020644, 7909991, 15819982, 31639964]

約数ペア:

[(1, 31639964), (2, 15819982), (4, 7909991), (31, 1020644), (62, 510322), (124, 255161), (961, 32924), (1922, 16462), (3844, 8231)]