20145694832

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66268733}}^1$

素因数の和:66268760

約数の個数: 20

約数和(自身を含む): 41086615080

約数和(自身を除く): 20940920248

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66268733, 132537466, 265074932, 530149864, 1060299728, 1259105927, 2518211854, 5036423708, 10072847416, 20145694832]

約数ペア:

[(1, 20145694832), (2, 10072847416), (4, 5036423708), (8, 2518211854), (16, 1259105927), (19, 1060299728), (38, 530149864), (76, 265074932), (152, 132537466), (304, 66268733)]