19940404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1979}}^1$

素因数の和:2223

約数の個数: 24

約数和(自身を含む): 38253600

約数和(自身を除く): 18313196

約数列:

[1, 2, 4, 11, 22, 44, 229, 458, 916, 1979, 2519, 3958, 5038, 7916, 10076, 21769, 43538, 87076, 453191, 906382, 1812764, 4985101, 9970202, 19940404]

約数ペア:

[(1, 19940404), (2, 9970202), (4, 4985101), (11, 1812764), (22, 906382), (44, 453191), (229, 87076), (458, 43538), (916, 21769), (1979, 10076), (2519, 7916), (3958, 5038)]