81638816

素因数分解:

$2^5\times 7^1\times {\mathrm{364459}}^1$

素因数の和:364476

約数の個数: 24

約数和(自身を含む): 183687840

約数和(自身を除く): 102049024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 364459, 728918, 1457836, 2551213, 2915672, 5102426, 5831344, 10204852, 11662688, 20409704, 40819408, 81638816]

約数ペア:

[(1, 81638816), (2, 40819408), (4, 20409704), (7, 11662688), (8, 10204852), (14, 5831344), (16, 5102426), (28, 2915672), (32, 2551213), (56, 1457836), (112, 728918), (224, 364459)]