17639942

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20183}}^1$

素因数の和:20227

約数の個数: 16

約数和(自身を含む): 29064960

約数和(自身を除く): 11425018

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 20183, 40366, 383477, 464209, 766954, 928418, 8819971, 17639942]

約数ペア:

[(1, 17639942), (2, 8819971), (19, 928418), (23, 766954), (38, 464209), (46, 383477), (437, 40366), (874, 20183)]