18996406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{523}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 33804288

約数和(自身を除く): 14807882

約数列:

[1, 2, 11, 13, 22, 26, 127, 143, 254, 286, 523, 1046, 1397, 1651, 2794, 3302, 5753, 6799, 11506, 13598, 18161, 36322, 66421, 74789, 132842, 149578, 730631, 863473, 1461262, 1726946, 9498203, 18996406]

約数ペア:

[(1, 18996406), (2, 9498203), (11, 1726946), (13, 1461262), (22, 863473), (26, 730631), (127, 149578), (143, 132842), (254, 74789), (286, 66421), (523, 36322), (1046, 18161), (1397, 13598), (1651, 11506), (2794, 6799), (3302, 5753)]