20938526

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{87977}}^1$

素因数の和:88003

約数の個数: 16

約数和(自身を含む): 38006496

約数和(自身を除く): 17067970

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 87977, 175954, 615839, 1231678, 1495609, 2991218, 10469263, 20938526]

約数ペア:

[(1, 20938526), (2, 10469263), (7, 2991218), (14, 1495609), (17, 1231678), (34, 615839), (119, 175954), (238, 87977)]