20808540876

素因数分解:

$2^2\times 3^1\times {\mathrm{1667}}^1\times {\mathrm{1040219}}^1$

素因数の和:1041893

約数の個数: 24

約数和(自身を含む): 48582434880

約数和(自身を除く): 27773894004

約数列:

[1, 2, 3, 4, 6, 12, 1667, 3334, 5001, 6668, 10002, 20004, 1040219, 2080438, 3120657, 4160876, 6241314, 12482628, 1734045073, 3468090146, 5202135219, 6936180292, 10404270438, 20808540876]

約数ペア:

[(1, 20808540876), (2, 10404270438), (3, 6936180292), (4, 5202135219), (6, 3468090146), (12, 1734045073), (1667, 12482628), (3334, 6241314), (5001, 4160876), (6668, 3120657), (10002, 2080438), (20004, 1040219)]