20341994421

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{26180173}}^1$

素因数の和:26180220

約数の個数: 16

約数和(自身を含む): 31835091584

約数和(自身を除く): 11493097163

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 26180173, 78540519, 183261211, 549783633, 968666401, 2905999203, 6780664807, 20341994421]

約数ペア:

[(1, 20341994421), (3, 6780664807), (7, 2905999203), (21, 968666401), (37, 549783633), (111, 183261211), (259, 78540519), (777, 26180173)]