12920492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1031}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 24474912

約数和(自身を除く): 11554420

約数列:

[1, 2, 4, 13, 26, 52, 241, 482, 964, 1031, 2062, 3133, 4124, 6266, 12532, 13403, 26806, 53612, 248471, 496942, 993884, 3230123, 6460246, 12920492]

約数ペア:

[(1, 12920492), (2, 6460246), (4, 3230123), (13, 993884), (26, 496942), (52, 248471), (241, 53612), (482, 26806), (964, 13403), (1031, 12532), (2062, 6266), (3133, 4124)]