209506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:209

約数の個数: 16

約数和(自身を含む): 349920

約数和(自身を除く): 140414

約数列:

[1, 2, 11, 22, 89, 107, 178, 214, 979, 1177, 1958, 2354, 9523, 19046, 104753, 209506]

約数ペア:

[(1, 209506), (2, 104753), (11, 19046), (22, 9523), (89, 2354), (107, 1958), (178, 1177), (214, 979)]