2105205985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{963481}}^1$

素因数の和:963528

約数の個数: 16

約数和(自身を含む): 2774828160

約数和(自身を除く): 669622175

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 963481, 4817405, 18306139, 22160063, 91530695, 110800315, 421041197, 2105205985]

約数ペア:

[(1, 2105205985), (5, 421041197), (19, 110800315), (23, 91530695), (95, 22160063), (115, 18306139), (437, 4817405), (2185, 963481)]