18201898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2053}}^1$

素因数の和:2110

約数の個数: 32

約数和(自身を含む): 33126912

約数和(自身を除く): 14925014

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 2053, 4106, 4433, 8866, 22583, 26689, 45166, 53378, 63643, 127286, 293579, 587158, 700073, 827359, 1400146, 1654718, 9100949, 18201898]

約数ペア:

[(1, 18201898), (2, 9100949), (11, 1654718), (13, 1400146), (22, 827359), (26, 700073), (31, 587158), (62, 293579), (143, 127286), (286, 63643), (341, 53378), (403, 45166), (682, 26689), (806, 22583), (2053, 8866), (4106, 4433)]