205939294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{153457}}^1$

素因数の和:153531

約数の個数: 16

約数和(自身を含む): 342518256

約数和(自身を除く): 136578962

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 153457, 306914, 1688027, 3376054, 9360877, 18721754, 102969647, 205939294]

約数ペア:

[(1, 205939294), (2, 102969647), (11, 18721754), (22, 9360877), (61, 3376054), (122, 1688027), (671, 306914), (1342, 153457)]