12904810

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{9851}}^1$

素因数の和:9989

約数の個数: 16

約数和(自身を含む): 23408352

約数和(自身を除く): 10503542

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 9851, 19702, 49255, 98510, 1290481, 2580962, 6452405, 12904810]

約数ペア:

[(1, 12904810), (2, 6452405), (5, 2580962), (10, 1290481), (131, 98510), (262, 49255), (655, 19702), (1310, 9851)]