15992816

素因数分解:

$2^4\times 7^2\times {\mathrm{20399}}^1$

素因数の和:20421

約数の個数: 30

約数和(自身を含む): 36046800

約数和(自身を除く): 20053984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 20399, 40798, 81596, 142793, 163192, 285586, 326384, 571172, 999551, 1142344, 1999102, 2284688, 3998204, 7996408, 15992816]

約数ペア:

[(1, 15992816), (2, 7996408), (4, 3998204), (7, 2284688), (8, 1999102), (14, 1142344), (16, 999551), (28, 571172), (49, 326384), (56, 285586), (98, 163192), (112, 142793), (196, 81596), (392, 40798), (784, 20399)]