80712148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{18911}}^1$

素因数の和:19023

約数の個数: 24

約数和(自身を含む): 155683584

約数和(自身を除く): 74971436

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 18911, 37822, 75644, 208021, 416042, 832084, 1834367, 3668734, 7337468, 20178037, 40356074, 80712148]

約数ペア:

[(1, 80712148), (2, 40356074), (4, 20178037), (11, 7337468), (22, 3668734), (44, 1834367), (97, 832084), (194, 416042), (388, 208021), (1067, 75644), (2134, 37822), (4268, 18911)]