17421688

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{19979}}^1$

素因数の和:20094

約数の個数: 16

約数和(自身を含む): 32967000

約数和(自身を除く): 15545312

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 19979, 39958, 79916, 159832, 2177711, 4355422, 8710844, 17421688]

約数ペア:

[(1, 17421688), (2, 8710844), (4, 4355422), (8, 2177711), (109, 159832), (218, 79916), (436, 39958), (872, 19979)]