18805812

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 46580352

約数和(自身を除く): 27774540

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 61, 69, 92, 122, 138, 183, 244, 276, 366, 732, 1117, 1403, 2234, 2806, 3351, 4209, 4468, 5612, 6702, 8418, 13404, 16836, 25691, 51382, 68137, 77073, 102764, 136274, 154146, 204411, 272548, 308292, 408822, 817644, 1567151, 3134302, 4701453, 6268604, 9402906, 18805812]

約数ペア:

[(1, 18805812), (2, 9402906), (3, 6268604), (4, 4701453), (6, 3134302), (12, 1567151), (23, 817644), (46, 408822), (61, 308292), (69, 272548), (92, 204411), (122, 154146), (138, 136274), (183, 102764), (244, 77073), (276, 68137), (366, 51382), (732, 25691), (1117, 16836), (1403, 13404), (2234, 8418), (2806, 6702), (3351, 5612), (4209, 4468)]