211296872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1390111}}^1$

素因数の和:1390136

約数の個数: 16

約数和(自身を含む): 417033600

約数和(自身を除く): 205736728

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1390111, 2780222, 5560444, 11120888, 26412109, 52824218, 105648436, 211296872]

約数ペア:

[(1, 211296872), (2, 105648436), (4, 52824218), (8, 26412109), (19, 11120888), (38, 5560444), (76, 2780222), (152, 1390111)]