12740884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2753}}^1$

素因数の和:2859

約数の個数: 24

約数和(自身を含む): 24290280

約数和(自身を除く): 11549396

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 2753, 4628, 5506, 11012, 35789, 71578, 143156, 245017, 490034, 980068, 3185221, 6370442, 12740884]

約数ペア:

[(1, 12740884), (2, 6370442), (4, 3185221), (13, 980068), (26, 490034), (52, 245017), (89, 143156), (178, 71578), (356, 35789), (1157, 11012), (2314, 5506), (2753, 4628)]