12440708

素因数分解:

$2^2\times 7^2\times {\mathrm{63473}}^1$

素因数の和:63491

約数の個数: 18

約数和(自身を含む): 25326126

約数和(自身を除く): 12885418

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 63473, 126946, 253892, 444311, 888622, 1777244, 3110177, 6220354, 12440708]

約数ペア:

[(1, 12440708), (2, 6220354), (4, 3110177), (7, 1777244), (14, 888622), (28, 444311), (49, 253892), (98, 126946), (196, 63473)]