28208906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{14407}}^1$

素因数の和:14509

約数の個数: 16

約数和(自身を含む): 46681920

約数和(自身を除く): 18473014

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 14407, 28814, 158477, 316954, 1282223, 2564446, 14104453, 28208906]

約数ペア:

[(1, 28208906), (2, 14104453), (11, 2564446), (22, 1282223), (89, 316954), (178, 158477), (979, 28814), (1958, 14407)]