27778874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1823}}^1$

素因数の和:2245

約数の個数: 16

約数和(自身を含む): 43994880

約数和(自身を除く): 16216006

約数列:

[1, 2, 19, 38, 401, 802, 1823, 3646, 7619, 15238, 34637, 69274, 731023, 1462046, 13889437, 27778874]

約数ペア:

[(1, 27778874), (2, 13889437), (19, 1462046), (38, 731023), (401, 69274), (802, 34637), (1823, 15238), (3646, 7619)]