20916170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{190147}}^1$

素因数の和:190165

約数の個数: 16

約数和(自身を含む): 41071968

約数和(自身を除く): 20155798

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 190147, 380294, 950735, 1901470, 2091617, 4183234, 10458085, 20916170]

約数ペア:

[(1, 20916170), (2, 10458085), (5, 4183234), (10, 2091617), (11, 1901470), (22, 950735), (55, 380294), (110, 190147)]