1977387346

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{20753}}^1$

素因数の和:20898

約数の個数: 32

約数和(自身を含む): 3335250816

約数和(自身を除く): 1357863470

約数列:

[1, 2, 11, 22, 61, 71, 122, 142, 671, 781, 1342, 1562, 4331, 8662, 20753, 41506, 47641, 95282, 228283, 456566, 1265933, 1473463, 2531866, 2946926, 13925263, 16208093, 27850526, 32416186, 89881243, 179762486, 988693673, 1977387346]

約数ペア:

[(1, 1977387346), (2, 988693673), (11, 179762486), (22, 89881243), (61, 32416186), (71, 27850526), (122, 16208093), (142, 13925263), (671, 2946926), (781, 2531866), (1342, 1473463), (1562, 1265933), (4331, 456566), (8662, 228283), (20753, 95282), (41506, 47641)]