18776914

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{761}}^1$

素因数の和:862

約数の個数: 24

約数和(自身を含む): 30957012

約数和(自身を除く): 12180098

約数列:

[1, 2, 13, 26, 73, 146, 169, 338, 761, 949, 1522, 1898, 9893, 12337, 19786, 24674, 55553, 111106, 128609, 257218, 722189, 1444378, 9388457, 18776914]

約数ペア:

[(1, 18776914), (2, 9388457), (13, 1444378), (26, 722189), (73, 257218), (146, 128609), (169, 111106), (338, 55553), (761, 24674), (949, 19786), (1522, 12337), (1898, 9893)]