218481010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{5003}}^1$

素因数の和:5418

約数の個数: 32

約数和(自身を含む): 430183872

約数和(自身を除く): 211702862

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 397, 794, 1985, 3970, 4367, 5003, 8734, 10006, 21835, 25015, 43670, 50030, 55033, 110066, 275165, 550330, 1986191, 3972382, 9930955, 19861910, 21848101, 43696202, 109240505, 218481010]

約数ペア:

[(1, 218481010), (2, 109240505), (5, 43696202), (10, 21848101), (11, 19861910), (22, 9930955), (55, 3972382), (110, 1986191), (397, 550330), (794, 275165), (1985, 110066), (3970, 55033), (4367, 50030), (5003, 43670), (8734, 25015), (10006, 21835)]