18661940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{84827}}^1$

素因数の和:84847

約数の個数: 24

約数和(自身を含む): 42753312

約数和(自身を除く): 24091372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 84827, 169654, 339308, 424135, 848270, 933097, 1696540, 1866194, 3732388, 4665485, 9330970, 18661940]

約数ペア:

[(1, 18661940), (2, 9330970), (4, 4665485), (5, 3732388), (10, 1866194), (11, 1696540), (20, 933097), (22, 848270), (44, 424135), (55, 339308), (110, 169654), (220, 84827)]