22220884

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1999}}^1$

素因数の和:2407

約数の個数: 24

約数和(自身を含む): 44576000

約数和(自身を除く): 22355116

約数列:

[1, 2, 4, 7, 14, 28, 397, 794, 1588, 1999, 2779, 3998, 5558, 7996, 11116, 13993, 27986, 55972, 793603, 1587206, 3174412, 5555221, 11110442, 22220884]

約数ペア:

[(1, 22220884), (2, 11110442), (4, 5555221), (7, 3174412), (14, 1587206), (28, 793603), (397, 55972), (794, 27986), (1588, 13993), (1999, 11116), (2779, 7996), (3998, 5558)]