204619964

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{53231}}^1$

素因数の和:53297

約数の個数: 18

約数和(自身を含む): 370015632

約数和(自身を除く): 165395668

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 53231, 106462, 212924, 1650161, 3300322, 6600644, 51154991, 102309982, 204619964]

約数ペア:

[(1, 204619964), (2, 102309982), (4, 51154991), (31, 6600644), (62, 3300322), (124, 1650161), (961, 212924), (1922, 106462), (3844, 53231)]