1388261696

素因数分解:

$2^6\times {\mathrm{1051}}^1\times {\mathrm{20639}}^1$

素因数の和:21702

約数の個数: 28

約数和(自身を含む): 2757586560

約数和(自身を除く): 1369324864

約数列:

[1, 2, 4, 8, 16, 32, 64, 1051, 2102, 4204, 8408, 16816, 20639, 33632, 41278, 67264, 82556, 165112, 330224, 660448, 1320896, 21691589, 43383178, 86766356, 173532712, 347065424, 694130848, 1388261696]

約数ペア:

[(1, 1388261696), (2, 694130848), (4, 347065424), (8, 173532712), (16, 86766356), (32, 43383178), (64, 21691589), (1051, 1320896), (2102, 660448), (4204, 330224), (8408, 165112), (16816, 82556), (20639, 67264), (33632, 41278)]