189221758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{200023}}^1$

素因数の和:200079

約数の個数: 16

約数和(自身を含む): 316838016

約数和(自身を除く): 127616258

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 200023, 400046, 2200253, 4400506, 8600989, 17201978, 94610879, 189221758]

約数ペア:

[(1, 189221758), (2, 94610879), (11, 17201978), (22, 8600989), (43, 4400506), (86, 2200253), (473, 400046), (946, 200023)]