19172990

素因数分解:

$2^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{4159}}^1$

素因数の和:4627

約数の個数: 16

約数和(自身を含む): 34594560

約数和(自身を除く): 15421570

約数列:

[1, 2, 5, 10, 461, 922, 2305, 4159, 4610, 8318, 20795, 41590, 1917299, 3834598, 9586495, 19172990]

約数ペア:

[(1, 19172990), (2, 9586495), (5, 3834598), (10, 1917299), (461, 41590), (922, 20795), (2305, 8318), (4159, 4610)]