198782818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:762

約数の個数: 32

約数和(自身を含む): 327680640

約数和(自身を除く): 128897822

約数列:

[1, 2, 13, 26, 71, 142, 257, 419, 514, 838, 923, 1846, 3341, 5447, 6682, 10894, 18247, 29749, 36494, 59498, 107683, 215366, 237211, 386737, 474422, 773474, 1399879, 2799758, 7645493, 15290986, 99391409, 198782818]

約数ペア:

[(1, 198782818), (2, 99391409), (13, 15290986), (26, 7645493), (71, 2799758), (142, 1399879), (257, 773474), (419, 474422), (514, 386737), (838, 237211), (923, 215366), (1846, 107683), (3341, 59498), (5447, 36494), (6682, 29749), (10894, 18247)]