17638866

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{139991}}^1$

素因数の和:140006

約数の個数: 24

約数和(自身を含む): 43677504

約数和(自身を除く): 26038638

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 139991, 279982, 419973, 839946, 979937, 1259919, 1959874, 2519838, 2939811, 5879622, 8819433, 17638866]

約数ペア:

[(1, 17638866), (2, 8819433), (3, 5879622), (6, 2939811), (7, 2519838), (9, 1959874), (14, 1259919), (18, 979937), (21, 839946), (42, 419973), (63, 279982), (126, 139991)]