31711090

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{16097}}^1$

素因数の和:16301

約数の個数: 16

約数和(自身を含む): 57373272

約数和(自身を除く): 25662182

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 16097, 32194, 80485, 160970, 3171109, 6342218, 15855545, 31711090]

約数ペア:

[(1, 31711090), (2, 15855545), (5, 6342218), (10, 3171109), (197, 160970), (394, 80485), (985, 32194), (1970, 16097)]