18379618990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{44828339}}^1$

素因数の和:44828387

約数の個数: 16

約数和(自身を含む): 33890225040

約数和(自身を除く): 15510606050

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 44828339, 89656678, 224141695, 448283390, 1837961899, 3675923798, 9189809495, 18379618990]

約数ペア:

[(1, 18379618990), (2, 9189809495), (5, 3675923798), (10, 1837961899), (41, 448283390), (82, 224141695), (205, 89656678), (410, 44828339)]