20804558408

素因数分解:

$2^3\times {\mathrm{373}}^1\times {\mathrm{6972037}}^1$

素因数の和:6972416

約数の個数: 16

約数和(自身を含む): 39113133180

約数和(自身を除く): 18308574772

約数列:

[1, 2, 4, 8, 373, 746, 1492, 2984, 6972037, 13944074, 27888148, 55776296, 2600569801, 5201139602, 10402279204, 20804558408]

約数ペア:

[(1, 20804558408), (2, 10402279204), (4, 5201139602), (8, 2600569801), (373, 55776296), (746, 27888148), (1492, 13944074), (2984, 6972037)]