18705394

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{2129}}^1$

素因数の和:2345

約数の個数: 16

約数和(自身を含む): 29445120

約数和(自身を除く): 10739726

約数列:

[1, 2, 23, 46, 191, 382, 2129, 4258, 4393, 8786, 48967, 97934, 406639, 813278, 9352697, 18705394]

約数ペア:

[(1, 18705394), (2, 9352697), (23, 813278), (46, 406639), (191, 97934), (382, 48967), (2129, 8786), (4258, 4393)]