20430218

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{3413}}^1$

素因数の和:3529

約数の個数: 16

約数和(自身を含む): 31832136

約数和(自身を除く): 11401918

約数列:

[1, 2, 41, 73, 82, 146, 2993, 3413, 5986, 6826, 139933, 249149, 279866, 498298, 10215109, 20430218]

約数ペア:

[(1, 20430218), (2, 10215109), (41, 498298), (73, 279866), (82, 249149), (146, 139933), (2993, 6826), (3413, 5986)]