19633990

素因数分解:

$2^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{4259}}^1$

素因数の和:4727

約数の個数: 16

約数和(自身を含む): 35426160

約数和(自身を除く): 15792170

約数列:

[1, 2, 5, 10, 461, 922, 2305, 4259, 4610, 8518, 21295, 42590, 1963399, 3926798, 9816995, 19633990]

約数ペア:

[(1, 19633990), (2, 9816995), (5, 3926798), (10, 1963399), (461, 42590), (922, 21295), (2305, 8518), (4259, 4610)]