18181868

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1847}}^1$

素因数の和:1981

約数の個数: 24

約数和(自身を含む): 33530112

約数和(自身を除く): 15348244

約数列:

[1, 2, 4, 23, 46, 92, 107, 214, 428, 1847, 2461, 3694, 4922, 7388, 9844, 42481, 84962, 169924, 197629, 395258, 790516, 4545467, 9090934, 18181868]

約数ペア:

[(1, 18181868), (2, 9090934), (4, 4545467), (23, 790516), (46, 395258), (92, 197629), (107, 169924), (214, 84962), (428, 42481), (1847, 9844), (2461, 7388), (3694, 4922)]