18912904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{124427}}^1$

素因数の和:124452

約数の個数: 16

約数和(自身を含む): 37328400

約数和(自身を除く): 18415496

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 124427, 248854, 497708, 995416, 2364113, 4728226, 9456452, 18912904]

約数ペア:

[(1, 18912904), (2, 9456452), (4, 4728226), (8, 2364113), (19, 995416), (38, 497708), (76, 248854), (152, 124427)]