309348538

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{19429}}^1$

素因数の和:19869

約数の個数: 16

約数和(自身を含む): 489636000

約数和(自身を除く): 180287462

約数列:

[1, 2, 19, 38, 419, 838, 7961, 15922, 19429, 38858, 369151, 738302, 8140751, 16281502, 154674269, 309348538]

約数ペア:

[(1, 309348538), (2, 154674269), (19, 16281502), (38, 8140751), (419, 738302), (838, 369151), (7961, 38858), (15922, 19429)]