12005678

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{727}}^1$

素因数の和:1111

約数の個数: 16

約数和(自身を含む): 18869760

約数和(自身を除く): 6864082

約数列:

[1, 2, 23, 46, 359, 718, 727, 1454, 8257, 16514, 16721, 33442, 260993, 521986, 6002839, 12005678]

約数ペア:

[(1, 12005678), (2, 6002839), (23, 521986), (46, 260993), (359, 33442), (718, 16721), (727, 16514), (1454, 8257)]