13439770

素因数分解:

$2^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1637}}^1$

素因数の和:2465

約数の個数: 16

約数和(自身を含む): 24235848

約数和(自身を除く): 10796078

約数列:

[1, 2, 5, 10, 821, 1637, 1642, 3274, 4105, 8185, 8210, 16370, 1343977, 2687954, 6719885, 13439770]

約数ペア:

[(1, 13439770), (2, 6719885), (5, 2687954), (10, 1343977), (821, 16370), (1637, 8210), (1642, 8185), (3274, 4105)]