18220208

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{24229}}^1$

素因数の和:24284

約数の個数: 20

約数和(自身を含む): 36054240

約数和(自身を除く): 17834032

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 24229, 48458, 96916, 193832, 387664, 1138763, 2277526, 4555052, 9110104, 18220208]

約数ペア:

[(1, 18220208), (2, 9110104), (4, 4555052), (8, 2277526), (16, 1138763), (47, 387664), (94, 193832), (188, 96916), (376, 48458), (752, 24229)]