20867071065

素因数分解:

$3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{3670549}}^1$

素因数の和:3670936

約数の個数: 16

約数和(自身を含む): 33475416000

約数和(自身を除く): 12608344935

約数列:

[1, 3, 5, 15, 379, 1137, 1895, 5685, 3670549, 11011647, 18352745, 55058235, 1391138071, 4173414213, 6955690355, 20867071065]

約数ペア:

[(1, 20867071065), (3, 6955690355), (5, 4173414213), (15, 1391138071), (379, 55058235), (1137, 18352745), (1895, 11011647), (5685, 3670549)]