20737332287

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{54629}}^1$

素因数の和:54831

約数の個数: 24

約数和(自身を含む): 24711989760

約数和(自身を除く): 3974657473

約数列:

[1, 7, 49, 61, 127, 427, 889, 2989, 6223, 7747, 54229, 54629, 379603, 382403, 2676821, 3332369, 6937883, 23326583, 48565181, 163286081, 339956267, 423210863, 2962476041, 20737332287]

約数ペア:

[(1, 20737332287), (7, 2962476041), (49, 423210863), (61, 339956267), (127, 163286081), (427, 48565181), (889, 23326583), (2989, 6937883), (6223, 3332369), (7747, 2676821), (54229, 382403), (54629, 379603)]