18696188

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{4253}}^1$

素因数の和:4421

約数の個数: 24

約数和(自身を含む): 37639392

約数和(自身を除く): 18943204

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4253, 4396, 8506, 17012, 29771, 59542, 119084, 667721, 1335442, 2670884, 4674047, 9348094, 18696188]

約数ペア:

[(1, 18696188), (2, 9348094), (4, 4674047), (7, 2670884), (14, 1335442), (28, 667721), (157, 119084), (314, 59542), (628, 29771), (1099, 17012), (2198, 8506), (4253, 4396)]