22016390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2819}}^1$

素因数の和:2908

約数の個数: 32

約数和(自身を含む): 43856640

約数和(自身を除く): 21840250

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 2819, 3905, 5638, 7810, 14095, 28190, 31009, 62018, 155045, 200149, 310090, 400298, 1000745, 2001490, 2201639, 4403278, 11008195, 22016390]

約数ペア:

[(1, 22016390), (2, 11008195), (5, 4403278), (10, 2201639), (11, 2001490), (22, 1000745), (55, 400298), (71, 310090), (110, 200149), (142, 155045), (355, 62018), (710, 31009), (781, 28190), (1562, 14095), (2819, 7810), (3905, 5638)]