20395626

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{178909}}^1$

素因数の和:178933

約数の個数: 16

約数和(自身を含む): 42938400

約数和(自身を除く): 22542774

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 178909, 357818, 536727, 1073454, 3399271, 6798542, 10197813, 20395626]

約数ペア:

[(1, 20395626), (2, 10197813), (3, 6798542), (6, 3399271), (19, 1073454), (38, 536727), (57, 357818), (114, 178909)]