22205428

素因数分解:

$2^2\times 7^2\times {\mathrm{277}}^1\times {\mathrm{409}}^1$

素因数の和:704

約数の個数: 36

約数和(自身を含む): 45478020

約数和(自身を除く): 23272592

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 277, 409, 554, 818, 1108, 1636, 1939, 2863, 3878, 5726, 7756, 11452, 13573, 20041, 27146, 40082, 54292, 80164, 113293, 226586, 453172, 793051, 1586102, 3172204, 5551357, 11102714, 22205428]

約数ペア:

[(1, 22205428), (2, 11102714), (4, 5551357), (7, 3172204), (14, 1586102), (28, 793051), (49, 453172), (98, 226586), (196, 113293), (277, 80164), (409, 54292), (554, 40082), (818, 27146), (1108, 20041), (1636, 13573), (1939, 11452), (2863, 7756), (3878, 5726)]